下列词语中是防护耳塞的意思是____.
A: earplugs
B: safety vest
C: protecting mask
D: safety helmet
A: earplugs
B: safety vest
C: protecting mask
D: safety helmet
举一反三
- 下列词语中是防护耳塞的意思是__
- 对冲击及溅洒的防护最安全的眼镜是？ A: Safety Glasses With Nonvented B: Safety Glasses With Vented Side Shields C: Visorgogs D: Chemical Splash Safety Goggles
- active safety system的意思是___
- 对于冲击和溅撒，防护效果最好，最安全的护目镜是（ ） A: Safety glasses with vented side shields B: Visorgogs C: Impact safety goggles D: Chemical splash safety goggles
- SMC (Safety Management Certificate) 的意思是的意思是