The test of external pressure is studied for steel-walled pressure cylinder by using reliability method. The relation of external pressure test and influencing factor is analyzed.是什么意思_The test of external pressure is studied for steel-walled pressure cylinder by using reliability method. The relation of external pressure test and influencing factor is analyzed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句