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....
They wore ordinary ties instead of the more formal high collar and cravat.他们打着普通的领带，而不是更为正式的高领领结。You're never fully dressed without a cravat.不打领结，就不算正装。Mr. Kenge adjusting his cravat, then looked at us.肯吉先生整了整领带, 然后...
使用陶制的活栓,认为是不够安全的.The use of stoneware cocks is not considered to be safe enough.医生关掉小活栓.The doctor shut off the petcock.该小活栓适用于连接内径为6mm的橡胶管.This petcock is suitable to connect the rubber pipes with the inside diameter of...
诸如刺绣和织锦之类的手工艺crafts such as embroidery and tapestry沙发上铺上了华贵的织锦.The sofa was covered with expensive brocade.审美眼光和技巧的高低制约着织锦工艺水平.Aesthetic taste and the level of technic refrains the handicraftTujia brocade....