From the giant slabs of plastic that make up the bumpers of modern vans and base model city cars of old to small styling details of high-end saloons, black plastic is everywhere, and that’s where trim ...

采用微机型双泵头互补式高压，具有自检系统，泵体材料选用不锈钢或高分子材料。活塞、单向阀及阀座均为宝石，采用进口密封圈，故密封性能好且经久耐用。 紫外/可见光检测器采用*的全息凹面光栅分光系统，双光路、光纤传输光学系统，特制微型流通 ...