因磨擦热和环境条件的变化,塑料比金属热膨胀系数高许多,塑料轮需要足够的。

因磨擦热和环境条件的变化,塑料比金属热膨胀系数高许多,塑料轮需要足够的。的英文翻译

基本释义

• The heat expansion coefficient of plastic is much higher than metal caused by abrasion heat and the change of environment condition. Plastic gear needs enough gap.