Under the normal condition use general lubricating grease, you had best use heavy water lubricating grease for pump if too much leakage loss.
正常情况下使用普通润滑脂，泄漏过大则最好使用泵用重水润滑脂。
Under the normal condition use general lubricating grease, you had best use heavy water lubricating grease for pump if too much leakage loss.
正常情况下使用普通润滑脂，泄漏过大则最好使用泵用重水润滑脂。
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