...dwarf shrubs.矮灌木丛A dwarf going upstairs getting higher step by step.矮子上楼梯,步步登高.He is a dwarf.他是一个矮子。...tender young dwarf beans.幼嫩的四季豆While he was yet in unspeakable agonies, the dwarf renewed their conversation.他还没来得...
A dwarf going upstairs getting higher step by step.矮子上楼梯,步步登高.The dwarf shrugged his shoulders and shook his head.矮子耸耸肩膀,摇摇头.While he was yet in unspeakable agonies, the dwarf renewed their conversation.他还没来得及摆脱这种难言的痛苦时,...
It indicates that bollon dilator has good long term effectiveness for postoperative anastomotic stricture.结果显效率为87.8%,且无复发,远期疗效甚佳.Objective : To investigate the conservative treatment in patients with intrathoracic esoph...
以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N, N二乙基苯胺.N, N - diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.利用β-环糊精-1,2-二溴乙烷乙醇混合体系作增敏剂首次提出了用荧光光度法测量阿苯达唑含量的方法.A fl...