Mechanical property requirements for studs shall be the same as those for bolts. 柱頭螺栓的機械性能要求與螺栓相同。
"accommodation note, lip service" 空頭支票
The mechanical properties of polymer material depend on the character of the molecule chain and the state of aggregation. 摘要聚合物力學(xué)性能取決于單個(gè)分子鏈的力學(xué)性質(zhì)和分子鏈聚集形態(tài)。
Relation among chemical composition, physical structure, and mechanical behavior of plastics or synthetic high polymers. 塑膠或合成高聚物的化學(xué)組成，物質(zhì)結構和力學(xué)性質(zhì)間的關(guān)系。
