The utility model relates to a mini-size push bench for underground pipe laying, which belongs to communication construction technical field.
本实用新型涉及一种用于地下铺设管道的微型顶管机，属于通信施工技术领域。
Pushing force calculation and main motor capacity calibration are conducted for the three push bench pipe mills currently used in the country.
对我国现有3套顶管机进行了顶推力计算，对主电机容量进行了校验。
In push bench, a trolley is arranged on the guide rail in the middle of the machine case, an oil motor and a coupler are arranged in the trolley.
顶管机中，小车置于机箱中部的导轨上，油马达和联接器置于小车内。
Proceed to lower yourself slowly by bending your elbows until your upper arms are parallel to the bench and push up.
屈臂慢慢降低你的上身直到大臂水平然后推起。
Proceed to lower yourself slowly by bending your elbows until your upper arms are parallel to the bench and push up.
屈臂慢慢降低你的上身直到大臂水平然后推起。
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