preventor

基本解释

Best crow's-feet zapper super line preventor, by PRESCRIPTIVES.
可抗氧化,促进骨胶元生长。
A high sensitive spark preventor is installed in this machine; it can prevent effectively wearing mould.
高灵敏度火花抑制,电路防止损坏模具。
A high sensitive Fire preventor is adopted in this machine,it can prevent wearing effectively.
采用高感度火花防止器，有效防止损模。
A high sensitive spark preventor is installed in this machine,it can prevent effectively wearing mould.
采用高感度火花防止器，有效防止损模。
If gas is detected, the driller immediately lowers the drill pipe as low as possible and clamps it with the Blowout Preventor Pipe Rams, stopping fluid loss from the well.
如果检测到天然气,钻孔机立即尽可能低地放低钻杆,并用“防井喷闸板”将其夹紧,防止井中流体损失。