... 金属楼梯踏板 Stair treads [steps] of metal 金属螺母 Nuts of metal 金属螺栓 Bolts of metal ...
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借助金属螺母和大钉，大碎片可接合并且能够愈合。
Large fragments can, with the aid of metal screws and pins, be reattached and set in place for healing.
制作链锯确实无需高深科技，只是用传统的螺丝螺母将塑料手柄和金属链条加以组合。
There is no particularly special technology needed to make a chainsaw. It's really just plastic and metal parts screwed together with old-fashioned nuts and bolts.
用于焊接螺母磁场传感器检测，不仅金属但它也取代了位置螺栓。
The magnetic field sensor for weld nuts detects not only metal but it also replaces the location bolt.
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