tar asphalt

Blending of coal tar pitch with petroleum asphalt for paving materials

煤沥青与石油沥青共混作筑路材料

Cover with tar or asphalt, of roads.

用沥青或柏油覆盖路面。

Asphalt products prepared from the tar sand heavy oil of Xinjiang tar sands

新疆油砂稠油制特种沥青

A study of the application of polyurethane epoxy coal tar asphalt paint on external corrosion protection for buried metalic storage tank

聚氨酯环氧煤焦沥青漆在埋地金属储罐外防腐中的应用研究

Tar sand oil was extracted from the Xinjiang tar sands and some kinds of asphalt products with special uses and higher value were prepared from the said oil.

前言：以新疆小西沟、风城两种油砂为原料，利用甲苯抽提制取的油砂稠油研制开发高价值的特种沥青产品。

Medium with worse lubricating property, such as light fuel oil, heavy fuel oil, coal tar, asphalt, viscose, emulsified mixture, etc.

润滑性较差的介质，如轻质燃油、重质燃油、煤焦油、沥青、粘胶液、乳化液等；

Pavement made of layers of compacted broken stone, now usually bound with tar or asphalt. natural road, partly metalled

碎石路用几层集中起来的碎石铺筑的人行道，现在一般与焦油或沥青混合天然道路，一部分铺碎石