Make sure the power is switched off then tighten up all the bolts on the unit and replace the broken blade.

一定要关掉电源后旋紧所有的螺栓并更换刀片。

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The chemical composition, metallographic structure, hardness and surface of fracture are analyzed herein for the broken blade and lacing wire in order to find the cause of blade fracture.

针对断裂叶片及拉筋进行了化学成分、金相组织、硬度、断口等分析，以便找到叶片断裂的原因。

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Injun Joe's bowie-knife lay close by, its blade broken in two.

印第安·乔的猎刀就放在旁边，刀刃断成了两半。

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Smith suffered a punctured lung, four fractured ribs, a broken shoulder blade and a fractured arm riding for Elite League Ipswich Witches less than two weeks ago.

BBC: Smith thanks Stars' fans for cash