常圧蒸留後の原油の大きな留分は製油所で最も生産的で重要な装置の 1 つである減圧蒸留装置に送り込まれます。
蒸留塔の中の真空は以下を含む多段式蒸気エゼクタ装置によって維持されます。
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In a dairy herd, every cow has her own story – and modern herd management tools help tell it. By tracking health, habits and needs, these smart systems let farmers care better, work smarter and keep milk flowing. It's the secret behind happy herds and successful, more sustainable dairy farming.