With special raw material (raw rubber bearing) and small friction coefficient; electricity -saving.
含特殊原料原橡胶轴承，摩擦系数小，更省电。
The metal material mechanical properties is the foundation of bearing capacity of mechanical component parts.
金属材料的力学性能是机械零件承载能力的基础。
The material of journal bearing is synthetic glass.
实验中轴承材料为有机玻璃。
The concrete perforated brick is a new type of bearing-wall material.
混凝土多孔砖是近年来兴起的新型承重墙体材料。
The concrete perforated brick is a new type of bearing-wall material.
混凝土多孔砖是近年来兴起的新型承重墙体材料。
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