(使某物[人])坚韧,坚强,强硬( toughen的过去式和过去分词 );

Toughening of YJ impregnated resin by QS toughened agent is presented.
主要介绍了奇士增韧剂对YJ型环氧树脂浸渍胶的增韧改性.
来源:互联网摘选The status of toughened PVC by blending modification at home is introduced.
介绍我国聚氯乙烯共混增韧改性的研究现状.
来源:互联网摘选Glass hood is made from prism toughened glass, with good retraction performance.
玻璃罩采用棱镜钢化玻璃, 折射性好.
来源:网络文摘精选Only by taking part in practice can the young people be toughened and hardened into steel.
年轻人只有通过实际锻炼才能百炼成钢.
来源:《现代汉英综合大词典》%玻璃纤维增强, 热稳定, 增韧, 抗水解高性能聚酰胺树脂.
来源:互联网摘选
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