液压履带式起重机是起重机的一种。

Hydraulic crawler crane is a crane.

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LR系列还补充有结构类似于LR系列的液压负载循环履带式起重机系列（HS系列）。

The LR series is completed by the hydraulic duty cycle crawler cranes range (HS series), which is similar to the LR series in design.

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我们看见美国市场在液压起重机方面的复苏迹象，同时履带式起重机(200吨以下)销售也要比前几年有所改善。

We see the signs of a us recovery in the hydraulic crane business and Crawlers (under 200t) have also shown some improvement over prior years.

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