... tin pest锡疫(常见白的色彩金属锡为"β锡",当温度低于13.2℃ torsion strength抗扭强度. ulsion side药膜面. ...
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另外，在折弯、抗扭强度相同时，重量较轻，所以也广泛用于制造机械零件和工程结构。
In addition, the utility model has the advantages of light weight and bending strength, and is widely used for manufacturing mechanical parts and engineering structures.
本文根据砼的双轴强度特性，导出了预应力受扭构件抗裂度提高系数的表达式。
The expression of coefficient of increase in cracking resistance in prestressed torsional members is derived on the basis of concrete characteristics under biaxial strength.
测定各组的抗扭强度和抗扭刚度。
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