pine tar

Study on phenolic compounds from the low-boiling fractions of pine tar oil

松焦油低沸点馏分中酚类物质的化学成分研究

observation on effect of compound pine tar paste in the treatment on atopic dermatitis in children

复方松馏油糊治疗儿童特应性皮炎的疗效观察

fire fighters and residents of pine tar forests?

消防员和松柏林里的住民？。

in this paper, the b ( a) p contents of pine tar and its extractives a, b were determined by pc-scanning method.

本文采用纸上层析荧光扫描法测定松馏油及其提取物A、B中苯并（a）芘[B（a）P]的含量。

preparation and clinical observation of compound sulfur and pine tar ointment

复方硫磺松馏油软膏的制备及临床观察

a crystalline compound, c18h18, derived from pine tar, fossil resins, and tar oils.

一种结晶化合物，C18H18，从由松焦油、化石树脂及焦油中提取。

determination of b ( a) p contents of pine tar and its extractives

松馏油及其提取物中苯并（a）芘的含量测定

pine tar replaced by petroleum aromatic hydrocarbon softener in the initial use of tire compound of high-speed aeroplane

用石油系芳烃软化剂代替松焦油在高速航空轮胎胶料中的初步应用

others, deutshman says, like items that are old fashioned. "grandpa's pine tar soap, " he displayed.

其他人，德科曼说，喜欢老式的物品。“爷爷的松焦油肥皂，”他展示道。