asbestos base asphalt felt是什么意思

用法例句

The Formation Age of Gold Ore Deposits in Western Shimian,Sichuan;

四川石棉西部地区金矿床形成时代

Study of productive potential of crops in western mountainous regions of Sichuan——A case study of Shimian;

四川省西部山区农作物生产潜力研究——以石棉县为例

Tourist resources in Shimian may be classified as 8 types of geosientific landscape,geohistorical traces,biological landscape, hydrographic landscape, artificial landscape,meteorological landscape,local traits and folk custom, and special local products.

将石棉地区的旅游资源划分为地学景观、地史遗迹、水文景观、生物景观、人文景观、天象景观、民族风情、土特产品八类和草科、新民、西油房三个旅游资源区，并对该区的旅游资源作了分析、评价。

Development of PAN Pulp Reinforced Non-asbestos Rubber Gasket Sheet;

聚丙烯腈浆粕增强无石棉橡胶密封板的研制

Applying Jinyan asbestos fiber to reduce the hydrogen content in chlorine gas;

采用津岩石棉绒降低氯中含氢量

Harm of Asbestos and Enhance Protection Against it in Operation;

石棉的危害与加强石棉作业防护