In many electric hoists cannot solve cases, airhoist is very ideal choice.
在许多电动葫芦无法解决的情况下，气动葫芦是很理想的选择。
2
Do not slide down pipe, rotary hose, V-door ramp, or cables. Do not ride with the cat-line or airhoist.
不答应从钻杆、水龙带、大门坡道、电缆、锚头绳或气动绞车绳索上往下滑。
3
The airhoist may be used to hoist a workman (other than derrick-man) when a bosom chair with safety belt or derrick climbing belt is used to hoist the workman.