它具有双贝壳，分别由两根绳控制进行相对运动，还有用来排水的微型泵（他仍在寻找蛤足的最佳设计方案）。
It has a bivalve shell, two strings which move the valves against one another, and a small pump that expels water (he is still working on the best design for the foot).
移动地基处理设备时，支柱上应系挂溜绳，以便人员安全的控制。
When moving the soil compaction machine, the stanchions will have lines attached to them so that personnel can safely control their movements during the movement of the equipment.
绞线机、合绳机电气控制设备中的时间继电器故障率较高，是影响这类设备正常运行的主要原因。
Higher fault rate of time relay in the electricity control apparatus of strander and closer is the main reason causing this kind of equipment to work off normal.
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