关于hoister的百科

• hoister造句怎么写

• Designedasimpleprocessdeviceofhoistercylinderropeslot.Thedevicehassimplestructureandhighefficiencyofoperation.Thepaperintroducedthedesignofhardwareandsoftwareofakindofon-linemonitoringdevicefordiskbrakeshoe-clearanceofhoisteranditsworkingprinciple....
• 2018-07-128529