简体中文标题：六角头螺母.1型。产品等级A和B。
用螺纹联接并起紧固作用的零件称为螺纹紧固件。常用的螺纹紧固件有螺栓、双头螺柱、螺钉、螺母、垫圈等。
Parts with threads used for joining and fastening are called screw fasteners. The most widely used components as screw fasteners are bolts, double screw bolts, screws, nuts, washers.
螺钉和螺母用装配工具。工程用双头开口扳手。扳手长度和端口厚度。
Assembly tools for screws and nuts - Double-headed open-ended engineers 'wrenches - Length of wrenches and thickness of the heads.
钢结构用高强度大六角头螺栓，大六角螺母，垫圈技术条件。
Specification of high strength bolts with large hexagon head, large hexagon nuts, plain washers for steel structures.
螺钉和螺母装配工具。双头开口扳手双头环形扳手和组合扳手。最大头部宽度。
Assembly tool for screws and nuts - open - end double - head engineers wrenches, double - head box wrenches and combination wrenches - maximum outside dimensions of heads.
对称双头螺柱上的两个螺母松动力矩不对称是引起单边螺母松动的重要原因。
It is the main reason for loose of the nuts that loose torque affecting on two nuts of the double end studs is not symmetrical.
螺钉和螺母用装配工具。双头平直和弯头套筒扳手。扳手长度和端口厚度。
Assembly tools for screws and nuts - Double-headed, flat and offset, box wrenches - Length of wrenches and thickness of the heads.
我公司有各种设备198台，主要生产全螺纹螺杆、双头螺柱、圆螺母、吊环、销类等。
My company has a variety of devices 198 Units, mainly the production of full-thread screw, double-headed stud, round nuts, rings, pin and so on.
螺钉和螺母装配工具。双头开口扳手双头环形扳手和组合扳手。最大头部宽度。
Assembly tools for screws and nuts - double - headed open - ended wrenches, double - headed ring wrenches and combination wrenches - maximum widths of heads.
每次飞完检查主旋翼头和尾旋翼头的螺丝螺母是一个很好的习惯。
It is a good practice to check the bolts and nuts on the main rotor head and tail rotor after every flight.
对称双头螺柱上的两个螺母松动力矩不对称是引起单边螺母松动的重要原因。
It is the main reason for loose of the nuts that loose torque affecting on two nuts of the double end studs is not symmetric...
将焊有球头的管子与外螺纹接头中心相对，旋转螺母使其自动对中心后，敲击螺母使螺母旋紧。
Make the pipes with button head align with the joints of external thread, rotate the nut and make it align to the center, knock the nut and screw up the nut.
将焊有球头的管子与外螺纹接头中心相对，旋转螺母使其自动对中心后，敲击螺母使螺母旋紧。
Make the pipes with button head align with the joints of external thread, rotate the nut and make it align to the center, knock the nut and screw up the nut.
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