| 释义 |
1 ?重量守恒 ... weight coefficient 加权系数 weight conservation 重量守恒 weight constancy 重量恒常性 ...
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The header has advantages of reasonable and compact structure, light weight, high economic returns, high efficiency and energy conservation. 它结构布局合理，结构紧凑重量轻，使用效益好，高效节能。 - 2
The machine has beautiful appearance, small size, light weight, space conservation, wide application range, reliable quality, safe use and easy operation. 本机外形美观、体积小重量轻、节省空间、适用面广质量可靠、使用安全、操作方便。 - 3
The utility model has the advantages of simple structure, light weight, material conservation, and convenient operation and reparation. 本实用新型结构简单、轻便，节省了原材料；便于操作、修理。
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