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.
2/18.掘地的鼹鼠:铲状的爪子和楔状的头盖骨,赋予了鼹鼠完美的挖掘工具
Skeletal structure of a mole, with shovel-shaped hands and wedge-shaped skull, giving the mole perfect tunneling tools.
我很快找到了工具,努力去挖掘,铲它…
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