The paper stress-es on selection of hoisting rigging,setting up of hoisting ears and ropes,reinforcement measure of smoke gas gathering p...是什么意思_The paper stress-es on selection of hoisting rigging,setting up of hoisting ears and ropes,reinforcement measure of smoke gas gathering p...在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句