聚烯烃涂层的制造法，有该涂层的底材，及其与移动粉末接触的用途。
Process for producing polyolefin coating, substrate provided with said coating, and its use for coming into contact with moving powders.
采用固体粉末包埋渗铝法，在K438高温合金表面制备渗铝涂层。
The aluminized coating on K438 superalloy was prepared by pack cementation.
溶胶-凝胶法是一种有发展潜力的制备方法，采用溶胶-凝胶法可获得纯度高、粒度细的优质硬质合金粉末，可解决传统的CVD、PVD等涂层结合力不高的问题。
Sol-gel technology is an appealing preparation method. Using the method, fine and high purity powder can be prepared, higher binding force than CVD and PVD coatings can be achieved.
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