Mechanical property requirements for studs shall be the same as those for bolts. 柱头螺栓的机械性能要求与螺栓相同。
"accommodation note, lip service" 空头支票
The mechanical properties of polymer material depend on the character of the molecule chain and the state of aggregation. 摘要聚合物力学性能取决于单个分子链的力学性质和分子链聚集形态。
Relation among chemical composition, physical structure, and mechanical behavior of plastics or synthetic high polymers. 塑胶或合成高聚物的化学组成,物质结构和力学性质间的关系。