环式卸煤机犁煤盘、卸煤盘的拼装制作工作台，属于机械零部件加工的工 装。
The utility model provides a ring-type workbench for assembling and manufacturing a coal plough disc or a coal unloading disc of a coal unloader, and belongs to tooling for processing machine parts.
由于自卸系统的HW32-2型举升液压泵损坏，造成一台卡玛兹5511型自卸汽车无法使用。
The breakdown of the HW32-2 hydraulic pump of the dumping system causes a model 5511 Kamaz dump truck to be out of service.
根据零件图试制双台肩钻具接头，对其进行上卸扣试验和水压密封测试。
We manufacture the tool joint, make the seal test and make-and-break test.
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