For the cases with simple support and fixed support, the bumping will increase the axial load of cementing head, therefore the bumping should be considered in the design of cementing head.是什么意思_For the cases with simple support and fixed support, the bumping will increase the axial load of cementing head, therefore the bumping should be considered in the design of cementing head.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句