Michael Adkins and Pete Ehlers, both of Swagelok, explain how choosing the right ball valve can keep you in compliance.
迈克尔·阿德金斯和皮特·埃勒斯，解释了如何选择正确的球阀以便于符合欧美标准。
Michael Adkins and Pete Ehlers, both of Swagelok, explain how choosing the right ball valve can keep you in compliance.
迈克尔·阿德金斯和皮特·埃勒斯，解释了如何选择正确的球阀以便于符合欧美标准。
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