... water retaining capacity 保水能力 water retaining structure 挡水建筑物 water retentive portland cement 保水性波特兰水泥 ...
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Such as slag, water slag, expanded vermiculite, mineral wool, rock wool, expanded perlite, rice husk and wood chips, it should not be used in both vibration and retaining structure.
如炉渣、水渣、膨胀蛭石、矿物棉、岩棉、膨胀珍珠岩、木屑和稻壳等,它不宜用于受振动和围护结构上。
Retaining structure of masonry arch dam, diversion system for pressurized water diversion, plant-plant to the ground.
挡水建筑物为浆砌石拱坝,引水系统为有压引水,厂房为地面式厂房。
The structure changes the operation modes, such as pulling, dragging, moving and pressing of the open-close of the water retaining cover of the existing electric iron to rotation operation.
这种结构将现有电熨斗中挡水盖开合的推、拉、搬、压等操作方式改进为旋转操作。
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