The manipulators structure , operation principle and hydropneumatic system are described systematically in the paper. 介绍一种两自由度液压驱动式上料机械手,包括其机构设计 、 工作原理及液压气动系统.
他们验明6种植物有可能提炼出药物麻醉剂。They identified six plants as having potential for development into pharmaceutical drugs.把没种庄稼和植物的土地都深翻一遍。Dig over any ground that is clear of crops and plants.这种植物被用作治疗神经痛时的镇静药。The plant acts as a se...
He fought his bravest ( war ).他打得最勇敢.Xiao Guo is the bravest police that I see.小郭是我所见到的最勇敢的警察.The best hearts are always the bravest.心灵最高尚的人，也总是最勇敢的人。General Nieh tells me you are one of the bravest and most courageous o...