butt joint bolt 对接螺栓
The invention relates to a special butt joint sleeve for a large breakage anchor bolt and the butt joint method thereof.
本发明涉及一种大型破损地脚螺栓对接专用套筒及其对接方法。
One lightning bolt or stray cigarette butt can turn the outback into an inferno at the end of the dry season.
在这中干燥的季节，一个闪电或一个烟头就可以把这个地方变成地狱。
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