{"id":252,"date":"2014-09-17T15:05:58","date_gmt":"2014-09-17T08:05:58","guid":{"rendered":"http:\/\/cstc.vn\/blogtsk\/?page_id=252"},"modified":"2018-05-12T11:17:38","modified_gmt":"2018-05-12T04:17:38","slug":"nguyen-tac-tu-phuc-vu","status":"publish","type":"post","link":"https:\/\/cstc.vn\/blogtsk\/nguyen-tac-tu-phuc-vu\/","title":{"rendered":"Nguy\u00ean t\u1eafc t\u1ef1 ph\u1ee5c v\u1ee5"},"content":{"rendered":"<p>a) \u0110\u1ed1i t\u01b0\u1ee3ng ph\u1ea3i t\u1ef1 ph\u1ee5c v\u1ee5 b\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c ph\u1ee5 tr\u1ee3, s\u1eeda ch\u1eefa.<br \/>\nb) S\u1eed d\u1ee5ng ph\u1ebf li\u1ec7u, ch\u1ea5t th\u1ea3i, n\u0103ng l\u01b0\u1ee3ng d\u01b0.<br \/>\n<div id='gallery-1' class='gallery galleryid-252 gallery-columns-4 gallery-size-thumbnail'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617428\/halo_duck\/halo_duck.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617428\/halo_duck\/halo_duck-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617340\/halo_duck2\/halo_duck2.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617340\/halo_duck2\/halo_duck2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617335\/halo_duck3\/halo_duck3.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617335\/halo_duck3\/halo_duck3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617328\/halo_duck4\/halo_duck4.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617328\/halo_duck4\/halo_duck4-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n<br \/>\n<div id='gallery-2' class='gallery galleryid-252 gallery-columns-4 gallery-size-thumbnail'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617313\/nohotcup4\/nohotcup4.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617313\/nohotcup4\/nohotcup4-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617321\/nohotcup3\/nohotcup3.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617321\/nohotcup3\/nohotcup3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617317\/nohotcup2\/nohotcup2.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617317\/nohotcup2\/nohotcup2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617324\/nohotcup\/nohotcup.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617324\/nohotcup\/nohotcup-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n<br \/>\n<div id='gallery-3' class='gallery galleryid-252 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617302\/flat_cd_mouse2\/flat_cd_mouse2.jpg' data-fancybox='group3' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617302\/flat_cd_mouse2\/flat_cd_mouse2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617305\/flat_cd_mouse\/flat_cd_mouse.jpg' data-fancybox='group3' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617305\/flat_cd_mouse\/flat_cd_mouse-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617298\/flat_cd_mouse3\/flat_cd_mouse3.jpg' data-fancybox='group3' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617298\/flat_cd_mouse3\/flat_cd_mouse3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n<br \/>\n<div id='gallery-4' class='gallery galleryid-252 gallery-columns-2 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src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617294\/push_it2\/push_it2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n<br \/>\n<div id='gallery-5' class='gallery galleryid-252 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617283\/easy_clean_faucet3\/easy_clean_faucet3.jpg' data-fancybox='group3' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617283\/easy_clean_faucet3\/easy_clean_faucet3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617424\/easy_clean_faucet\/easy_clean_faucet.jpg' data-fancybox='group3' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617424\/easy_clean_faucet\/easy_clean_faucet-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617287\/easy_clean_faucet2\/easy_clean_faucet2.jpg' data-fancybox='group3' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617287\/easy_clean_faucet2\/easy_clean_faucet2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n<br \/>\n<div id='gallery-6' class='gallery galleryid-252 gallery-columns-4 gallery-size-thumbnail'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617200\/water_climb4\/water_climb4.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617200\/water_climb4\/water_climb4-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617208\/water_climb\/water_climb.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617208\/water_climb\/water_climb-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617211\/water_climb2\/water_climb2.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617211\/water_climb2\/water_climb2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617204\/water_climb3\/water_climb3.jpg' data-fancybox='group4' data-caption=''><img width=\"150\" height=\"150\" src=\"https:\/\/cstc.vn\/blogtsk\/wp-content\/uploads\/https:\/\/res.cloudinary.com\/dytufqucg\/images\/v1608617204\/water_climb3\/water_climb3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n<br \/>\n[embedyt]http:\/\/www.youtube.com\/watch?v=1pWYu8t5o4o[\/embedyt]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>a) \u0110\u1ed1i t\u01b0\u1ee3ng ph\u1ea3i t\u1ef1 ph\u1ee5c v\u1ee5 b\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c ph\u1ee5 tr\u1ee3, s\u1eeda ch\u1eefa. b) S\u1eed d\u1ee5ng ph\u1ebf li\u1ec7u, ch\u1ea5t th\u1ea3i, n\u0103ng l\u01b0\u1ee3ng d\u01b0. 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