Kerosene Testing-When specified for special service valves, Pacific Valves can perform hydrostatic shell and seat closure testing using kerosene in lieu of water.是什么意思_Kerosene Testing-When specified for special service valves, Pacific Valves can perform hydrostatic shell and seat closure testing using kerosene in lieu of water.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句