他的大力发球让卫冕冠军难以招架。His powerful serve was too much for the defending champion.马丁内兹发球的时候通常站在底线处。Martinez, when she served, usually stayed on the baseline.他破了麦肯罗的发球局。He broke McEnroe's serve....
To observe the enzymic histochemical and ultrastructural changes of cryopreserved human retina.观察深低温保存不同时期人视网膜的酶组织化学及超微结构变化.Enzymic resolution of allethrone in industrial lipase was studied.研究了工业脂肪酶拆分消旋体烯丙酮醇.The SDF extr...