对新型组合式挖掘铲进行了系统的设计计算、参数优化和性能分析。
The design calculation, parameter optimum and performance analysis about the new innovated combined lifter have been done systematically.
对新型组合式挖掘铲进行了系统的设计计算、参数优化和性能分析。
The design calculation, parameter optimum and performance analysis about the new innovated combined lifter have been done systematically.
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