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配管平面図には、自動制御専門の調節弁のコードが記載されていますか?

2017-09-20View Original

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配管平面図には、自動制御専門の調節弁のコードが記載されていますか?石油化学業界の配管
Reply #22017-09-23
これはマークする必要があり、計器の取り付け要件を満たしています
Reply #32017-09-26
必須です。HG/T20519-2009の関連内容をご覧ください。

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