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标题: 冲击锤 [打印本页]

作者: qinglang    时间: 2012-1-21 02:28
标题: 冲击锤
The hammer spring shall be such that the product of the compression, in millimetres, and the
force exerted, in newtons, equals 1 000, the compression being approximately 20 mm.

请问这段话应该怎么理解?
作者: d60102224    时间: 2012-1-21 02:28
冲击锤的弹簧必须是能产生压力者, 并且施加压力于弹簧约被施压约20mm后至少要逹到1000牛顿之力.

不好意思, 翻的不是很好, 请见谅




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