磅力

可以用稍微大一点的力，不会立刻损伤接头零件，但是禁止用大于45英尺-磅的力来上紧镍垫圈。

Slightly higher forces maybe used without immediate damage to the connection components , but nickel washers should never be tightened with more than 45 foot-pounds of force .

咬肌能使门齿咬合时发出55磅的力，臼齿则能发出200磅的力。

It can close the teeth with a force as great as 55 pounds ( 25 kilograms ) on the incisors or 200 pounds ( 91 kilograms ) on the molars .

保守估计，霸王龙的二头肌有430磅的曲力。

The bicep alone and this is a conservative estimate could curl 430 pounds , Conrad says .

具备30磅的提升力和站立完成工作的能力。

Lifting of up to30 pounds and most of the work is performed in a standing position .

受到冲击时，平均有1700磅的冲击力会通过击球面转移到球上，这个过程只有.00045秒。

At impact , an average of 1700 pounds of force are transferred through the clubface to the ball in the span of . 00045 second .