In plant cells the principal precursor of alanine , as well as leucine and valine, is pyruvate.植树细胞中丙氨酸和亮氨酸 、 缬氨酸的主要前体是丙酮酸.Alanine aminotransferase ( ALT ) was checked post - treatment 1 day , 7 days and 14 days.实验动物分别于治...
IBM公司也把重心从特大型机转向了个人电脑。IBM has also shifted its focus from mainframes to personal computers.在远离大型机后, 企业能够加倍承担得起.After be far from large scale computer, enterprise can more afford.其次将产品向 高端 市场转化比如说服务器和大型机.Next, move into h...
Extravasation of antineoplastic agents is one of the most common complications of chemotherapy.抗肿瘤药外渗是化疗过程中的常见并发症之一.Results The buthus martensii venom of different region has the different contents of antineoplastic poly...
The referee booked him for a tussle with the goalie.他和守门员拉扯，因而被裁判记名警告。In the final seconds, Gunn goalie Kevin Cantwell blocked two shots.在最后的几秒钟，甘恩队的守门员凯文·坎特维尔扑出了两次射门。Our goalie deflected their shot.我方守门员扑出了对方的一脚劲射....
Mariners were also able to fix their latitude by using an instrument called astrolabe.海员们还可使用星盘这种仪器确定纬度。prismatic astrolabe棱镜等高仪Other early instruments included the sextant and the astrolabe.另外的早期仪器还有六分仪和星盘.photoelectric...