In the test and research of oil gas water horizontal pipeline flow, for the convenience of online scaling of flowmeters, a more precise flow autocontrol system is designed.是什么意思_In the test and research of oil gas water horizontal pipeline flow, for the convenience of online scaling of flowmeters, a more precise flow autocontrol system is designed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句