... Stainless Steel Expansion Screw 不锈钢膨胀螺丝 Expansion of the screw 膨胀螺丝 Standard Expansion Screw 标准膨胀螺丝 ...
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Objective To study the effects of expansion fashion and expansion quantity on retention of cement_expanded composition screw post (CECSP).
目的研究膨胀方式和膨胀量对粘固膨胀复合型螺纹桩固位力的影响。
It is the base of research on heat expansion and heat transfer of single screw compressors.
它是研究单螺杆压缩机热膨胀及热传导的基础。
The purpose of the expansion screw is to fix the light box base and the concrete pier below.
膨胀螺丝用途是将灯箱底座与其下面的水泥方墩固定。
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