This can sometimes reveal a hardening or lump that signals a tumor.这样有时能发现硬物或肿块,这是肿瘤的信号.By hardening gold, people can then make coins and jewelry with it.金子被加硬后, 人们就可以用它打造硬币和珠宝.The case - hardening or carburizing process...
The case - hardening or carburizing process is in wide use.表面淬火 或渗碳法应用十分广泛.Campus environment to achieve the " hardening, green, landscaping, clean up. "校园环境实现了 “ 硬化 、 绿化 、 美化 、 净化 ”.The material with high water is a new...
目的:评价异 丁基 壳聚糖作为生物材料的安全性.Objective To evaluate the bio compatibility of isobutyl - chitosan as a material.使用二异丁基-二甲氧基硅烷, DQ催化剂的氢调敏感性更好.With di - iso - butyl dimethoxy DIBS, DQ catalyst was more sensitive to hydrogen regul...