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....
In most languages adjectives have slightly different spellings for masculine and feminine.在多数语言中，形容词的阳性和阴性的拼法略为不同。There are so many variant spellings of his name.他的名字有很多不同的拼写形式。Efforts to sandardise English spellings hav...
A 25 mile traffic jam clogged the northbound carriageway of the M6.长达25英里的交通拥堵阻塞了M6号高速公路的北行车道。She sat in the car, silently fuming at the traffic jam.她坐在汽车里，心中对交通堵塞感到十分恼火。We were stuck in a traffic jam .我们遇上了交通阻塞。...
He is grander and even richer than the Prince of Wales.他比威尔士亲王还牛气，甚至更有钱。The Duke of Clarence will be there, and many of your grander friends.克拉伦斯公爵将会到场，还有你许多牛不可及的朋友亦将出席。Such a whistlestop tour does not remotely qualify m...
Dates, cranberries and red grapes have high concentrations of antioxidants, he said.枣子 、 蔓越苺和红葡萄的抗氧化剂含量很高, 他说.BHT and BHA + BHT ( 1:1 ) are higher anti - oxidation abilities of CLA than other antioxidants.抗氧化剂BHT、 BHA+BH...
在街道的那一边，两个男孩在玩弹子游戏。On the far side of the street, two boys were playing marbles.那座城市的街道肮脏不堪，弥漫着令人窒息的废气。The city's streets are filthy and choked with exhaust fumes.在那些拥挤的街道她的穿着并未引起注意。In those crowded streets her atti...