para rubber packing 帕拉胶橡皮垫
Para-Rubber Tree 巴西橡胶树
para rubber tree 帕拉胶树 ; 橡胶树
para rubber seed oil 帕拉橡子油
para rubber dam sheet 释义帕拉橡胶橡皮障片 ; 帕拉橡胶橡皮障片
hard fine para rubber 细硬白拉胶
para rubber seed oil detail 帕拉橡子油
rubber Para 巴拉橡胶
The adhesion mechanism of para-disubstitution phenolic adhesives for rubber and polyester cords is presented.
提出了酚醛粘胶剂粘合橡胶和聚酯绳的机理。
The adhesion mechanism of para-disubstitution phenolic adhesives for rubber and polyester cords is presented. (1) coarse mechanical anchoring strength in structure of cords;
提出了橡胶和聚酯帘子线粘合的机理：（1）粘合剂对纤维表面的机械粘合力；
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