The lifting mechanism has small occupied space, simple structure, reasonable stress and low cost.
该提升机构占用空间小、结构简单、受力合理、制造成本比较低。
In this design highlights: energy saving and environmental protection, small occupied space, mobile.
该设计的亮点在于节能环保，占用空间小，可移动。
The utility model has the advantages of small occupied space length, convenient package and transportation.
本实用 新型的优点是占用空间长度较小、包装和运输较为便利。
The utility model has the advantages of small occupied space length, convenient package and transportation.
本实用 新型的优点是占用空间长度较小、包装和运输较为便利。
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