1、 Multi - stage countercurrent extraction technology with 4 # solvent is ripe, and has been applied in practice.
四 号 溶剂的罐组式浸出工艺已经成熟, 并已经用于实际生产中.
来源:互联网
2、 YLX Series Countercurrent Scrubber is used for the final washing of salt slurry.
YLX系列逆流洗涤器适用于盐浆的最终洗涤.
来源:互联网
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