Offer to carry the bags or push the trolley, but if the person says that they will, dont insist.
要帮他们提行李或推行李车，但如果那个人要自己来的话你也别勉强。
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。
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。
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