机械零件设计
machinery parts design
mechanical part design
course exercise in machinery elements design
机械零件设计基础
basis of machinery elements design
面向机械零件设计
design for mechanical part
具有螺旋线属性的机械零件
A part with helix property
豌豆剥壳机械的设计
Design on the Machine of Rind the Pea
包装机械设计
packaging machinery design
packaging machine design
便携式割草机的设计
Design on Portable Mowing Machine
电机轴的机械计算
mechanical calculation of motor shaft
对"软件机械"的认识
Acknowledge to Software Machinery
仿形雕刻机的设计
profiling carving machine design
甘蔗榨汁机的设计
Discussion on Designing of Sugar Cane Press
工程机械设计方法
Design method of construction machine
滚筒式分级机的设计
Design of Roller-type Classifier
花椒籽剥壳机的设计
the bunge pricklyash seed peeling machine