 6807100000 
成卷的沥青或类似原料的制品
Articles of asphalt or of similar material in rolls（for example, petroleum bitumen or coal tar pitch） |
6807900000
其他形状的沥青或类似原料的制品
Other articles of asphalt or of similar material not in rolls（for example, petroleum bitumen or coal tar pitch） |
|
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