钻石极抗磨损.Diamonds have extreme resistance to abrasion.过去曾设法用化学变性方法,提高纤维的抗磨损性能.There have been attempts to modify the fiber chemically to resist abrasion enhancement.工程陶瓷材料具有耐高温 、 耐腐蚀 、 抗磨损及抗热冲击等优点.Engineering ceramics feat...
人体蠕形螨是一类小型永久性专性寄生螨,可引起人体蠕形螨病.Human Demodex is a small permanent parasite which can cause human demodicidosis.目的了解山西青年学生蠕形螨的感染情况,研究蠕形螨及蠕形螨病的特性.Objective To study the follicle mite infection in young students of Shanxi.粉尘螨...
They identified six plants as having potential for development into pharmaceutical drugs.他们验明6种植物有可能提炼出药物麻醉剂。We are aware of the potential problems and have taken every precaution.我们已意识到潜在的问题,并采取了全面的预防措施。Twelve potential...