If the usage situation, it can't power supply should choose diesel engine driving type;
如果使用场合不能供电,则应选择柴油机驱动式;
The structural characteristics of the tools, operating principle and the field usage situation are introduced.
介绍了该工具的结构特点、工作原理及现场使用情况。
Wrought iron must to be oxidize skin divided. In order to improve its usage situation, some solutions are put forward herein.
经过对锻坯需要扒皮(去掉锻造氧化皮)现状的调查,提出了解决扒皮问题的想法和建议。
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