separating disc ; withdrawal plate
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打开油水分离器的第一级，对内部分离盘进行清洁。
Oily water separator, the first stage to be opened up. The internal separating disc to be cleaned.
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淘洗盘被端在两手中旋转，以便将金粒从泥沙中分离出来。
The pans were held in both hands and swirled around to separate gold particles from the dirt.
《柯林斯英汉双解大词典》
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