The pump shall be easily removable for inspection or service without the need for removal of nuts, bolts or other fasteners and without the need for personnel to enter the wetwell.是什么意思_The pump shall be easily removable for inspection or service without the need for removal of nuts, bolts or other fasteners and without the need for personnel to enter the wetwell.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句