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....
He hoisted his patched sails and set his course toward the southwest.他扯起有补丁的船帆开始向西南方向驶去.He and Walker patched the barn roof.他和沃克补好了谷仓顶。She has patched up the dress.她补好了衣服。...the medical staff who patched her up after the...
The rod bent double, the reel shrieked and ratcheted.操作杆进一步弯曲，线轴发出刺耳的吱吱声。Both Rod and Phil are football fanatics.罗德和菲尔两人都是足球迷。He is a lightning rod for controversy.他是个争议性人物。...
Villagers say the fence would restrict public access to the hills.村民们说这个围栏将限制公众进入山区。Mr Dennis said he had requested access to a telephone.丹尼斯先生说他已经请求使用电话。He has a security clearance that allows him access to classified i...
Her skin chafes easily.她的皮肤很容易擦破.This leash chafes the dog's neck.这条皮带磨破了狗的脖子.He chafes at ( under ) an injustice ( the insult, the slight )他因被冤枉 ( 侮辱 、 轻视 ) 而发怒....