paraffinen.石蜡vt 涂石蜡.
paraffinn.石蜡
paraffin crude oil石蜡基原油
paraffin treatment清蜡
paraffin slack wax含油石蜡
paraffin wax white白石蜡
paraffin bath unit蜡浴器
paraffin inhibitor清防蜡剂
paraffin embedding石蜡加填充剂
paraffin grade wax商品石蜡
Paraffinum Solidum硬石蜡, 固体石蜡[药用辅料]
paraffinic hydrate链烷水化物