|
[分享] PD ISO/TS 6336-20-2017 Calculation of load capacity of spur and helical gears... |
|
|
|||
|
|
发表于 2021-4-25 17:15:11
|
显示全部楼层
|
||
|
|
发表于 2021-4-26 05:50:41
|
显示全部楼层
|
||
|
|
发表于 2021-4-26 10:02:15
|
显示全部楼层
|
||
|
|
发表于 2021-4-26 11:11:52
|
显示全部楼层
|
|||
|