采用刚性边网可提高海螺吸附牢固度和其沿边网向上爬行速度。

The rigid side net adopted can enhance the sorption rigidity degree and the inching speed upward along the porch of the conch.

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重点分析了进给系统的稳定性，计算出进给系统的等效刚度和临界爬行速度，给出了采用贴塑导轨的原因。

The stability of feed system was analysed importantly, equivalent rigidity and critical creeping speed of XH715 feed system was calculated, the cause of using paste to mould rail was put forward.

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车行速度简直像蜗牛爬行。

We're going at a snail's pace.

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车行速度简直像蜗牛爬行。

We're going at a snail's pace.

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