1) strength and toughness
强度和韧性
1.
But the magnets have poor strength and toughness which result in poor machinability,and are easy to fracture during application.
但是,这种材料强度和韧性差,机械加工困难,应用过程中容易开裂。
4) strength and toughness of the molding sand
型砂强度和韧度
1.
skimming of the molten iron during pouring; (3 )poor anti-washing resistance of the mold surface; (4)using stripping agent not correctly; (5) manually digging out gating system; (6) strength and toughness of the molding sand not enough.
湿砂型铸铁件产生砂孔和渣孔缺陷的主要原因是:(1)芯头或砂台的间隙偏小;(2)浇注时铁液清渣不良;(3)砂型表面耐铁液冲刷性能较差;(4)脱模剂使用不当;(5)手工开挖浇注系统;(6)型砂强度和韧度欠佳。
5) ultra high strength high toughness
超高强度高韧性
6) strength-toughness relationship
强度-韧性关系
补充资料：表光合强度(见光合强度)
表光合强度(见光合强度)
forecast of sowing or transplanting time
b iaoguanghe qiangdu表光合强度见光合强度
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条