Cut off time：截止時(shí)間

切斷開關(guān) cut-off switch | 截止時(shí)間 cut-off time | 斷流閥 cut-off valve

on off state：通斷狀態(tài)

on off servo-mechanism 開關(guān)伺服機(jī)構(gòu) | on off state 通斷狀態(tài) | on off switch 通斷開關(guān)

oil switch：油開關(guān)

off-shore oil rig 海上平臺 | oil switch 油開關(guān) | oil well 油井

to pull off：拔掉

to switch something on/off 開/關(guān) | to pull...off 拔掉 | to have a promotion 促銷

engine fire switch：發(fā)電機(jī)滅火電門

engine fire shut-off switch 發(fā)電機(jī)滅火開關(guān)電門 | engine fire switch 發(fā)電機(jī)滅火電門 | engine fire warning system 發(fā)電機(jī)火警系統(tǒng)

Do you mind if I switch the radio off：我可以關(guān)掉收音機(jī)嗎

* I'd be grateful if you would keep it a secre... | * Do you mind if I switch the radio off? 我可以關(guān)掉收音機(jī)嗎? | 6 (also even if) (used when admitting that sth may be true or may happen 用於承認(rèn)某事可...

Guidelines are slacked off：導(dǎo)向繩松了

Switch to alternate control pod. 把閘門開關(guān)倒到控制面板 | Guidelines are slacked off. 導(dǎo)向繩松了 | Slack off drill pipe and release running tool. 放松鉆桿并卸開下入工具

Guidelines are not slacked off：導(dǎo)向繩松了

Switch to alternate control pod. 把閘門開關(guān)倒到控制面板 | Guidelines are not slacked off. 導(dǎo)向繩松了 | Slack off drill pipe and release running tool. 放松鉆桿并卸開下入tool

DIPS Diff-Press-Switch：差壓開關(guān)

DINJ Desired-Injection-Timing 預(yù)設(shè)噴射時(shí)間 | DIPS Diff-Press-Switch 差壓開關(guān) | DISP Display-On/off-Switch 顯示器開關(guān)

hand-off automatic switch：免動手自動開關(guān)

半遙控操作 handling, semiremote | 免動手自動開關(guān) hand-off automatic switch | 手衣偵測器 hands and doting monitor