日韩精品自拍,综合玖玖色狠狠,国产人体一区二区三区四区 ,欧美牲交A欧美牲交aⅴ久久

Press the small modulus gear custom meshing theory can be divided into:
Involute gear, including timing equipment with involute gear.
Cycloidal gear, including a variety of modified cycloid gear. According to the mutual position of the drive shaft can be divided into:
Parallel shaft gears, including spur gears, helical gears, straight teeth rack, helical rack gear and the like.
Intersecting axis gear, including straight teeth, gear and other arc.
Cross shaft gear, including helical gear and worm gear and the like.
Press the small modulus gear custom applications can be divided:
Indexing indication of transmission gear.
Timing control mechanism with the drive gear.
Servo drive gear.
Adjustment correction mechanism drive gear.

Links: oil pump gear http://centritech.cn/products-detail.asp?cpid=380
Links: precision gear grinding machining http://centritech.cn/products-detail.asp?cpid=342