coal pitch的意思|示意

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coal pitch相关短语

1、 coal pitch enamel 煤焦油沥青漆

2、 coal pitch felt 煤沥裔油毡

3、 coal tar pitch 煤焦油沥青,煤沥青,沥青,煤焦沥青

4、 pitch coal 沥青煤,烟煤,焦油煤

5、 epoxy coal pitch 环氧煤沥青

6、 coal pitch powder 煤沥青粉

7、 coal pitch spheres 煤沥青球

8、 coal pitch impregnated 煤沥青浸渍液