次の認定試験に速く合格する!
簡単に認定試験を準備し、学び、そして合格するためにすべてが必要だ。
(A)Whole body safety rope
(B)Anti-skid shoes
(C)Non-slip gloves
(D)Safety helmet
(A)1CM
(B)4CM
(C)3CM
(D)2CM
(A)FALSE
(B)TRUE
(A)Handheld phone
(B)Speakerphone
(A)Provide appropriate safety protection for personnel in hazardous area construction, using special safe working tools
(B)Erection of warning signs and enclosure isolation measures
(C)In the construction of hazardous areas, emergency measures and safety measures must be taken
(A)False
(B)True
(A)2-3 meters distance, you can throw tools or other items at high altitude
(B)Prohibit high-altitude throwing tools that can throw relatively light items
(C)Prohibit high-altitude throwing tools or other items
(A)Network cable
(B)Fiber
(C)1/2 jumper
(D)7/8 feeder
(A)The impact of alcohol
(B)Disease
(C)The impact of drug
(D)Age
(A)Rated output current meets the requirements of powered devices
(B)Measuring no short circuit inside the powered device
(C)The output switch of the power supply device is disconnected and the output voltage is normal.
(D)All power switches of the powered device are disconnected
(E)Measure the power supply circuit without short circuit between each other and the ground
(F)Check the electrical connection is firm and reliable
我々は12時間以内ですべてのお問い合わせを答えます。
オンラインサポート時間:( UTC+9 ) 9:00-24:00月曜日から土曜日まで
サポート:現在連絡