... 组合式喷气发动机 composite rocket engine; 组合式曲柄 built-up crank; 组合式十进制数格式 packed decimal number format; ...
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half built-up crank shaft 半组合式曲轴 ; 半组合曲轴
built-up crank shaft 组合曲轴 ; 组合曲柄轴 ; 组成曲柄轴
semi built-up crank shaft 半组合曲柄轴
built-up crank axle 组合曲柄心棒
built up crank shaft 组合曲轴 ; 组合曲柄轴
built-up p crank 组合曲柄
They worked with hand trowels, a plywood form for lining the shaft with concrete, inch by inch, and a sturdy hand-built crank for lowering a man to the bottom and sending up buckets of sand.
他们的作业工具是:挖土用的手工泥铲、浇筑混凝土井壁用的胶合板模板、还有手工制作摇杆。 摇杆将一个人送到井底,那个人就在井底一点点挖土然后再通过摇杆把沙子一桶桶送到地面。
With a hand crank for back-up power, this storm station also comes with an integrated handle for easy transportation, a built-in LED area light, and a detachable LED flashlight.
随着手回曲柄备用电源,这场风波站还配备了集成处理,运输方便,内置的LED灯区,以及可拆卸的LED手电筒。
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