爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.Based on the theory of inverse seek engineering,the functional analysis of the pneumatic system of the sticking machine for urine test pater has been done and its vacuum suction system has been designed by means of inverse seek design too.
利用反求工程理论对尿液化验制片机气动系统进行了功能分析,并对其中的真空吸附系统进行了反求设计。收藏指正
尝试查询