Along with the increasing of drilling rig types and the expansion of production scale in our company, analysis and calculation to mast of drilling rig is more and more becoming an important design task.是什么意思_Along with the increasing of drilling rig types and the expansion of production scale in our company, analysis and calculation to mast of drilling rig is more and more becoming an important design task.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句