A novel S-containing polymer for the active composite material of cathode of the lithium ion battery was synthesized by heating polyacrylonitrile and elemental sulfur in certain conditions.
采用聚丙烯腈与单质硫在一定条件下合成了一种新型含硫复合材料。
2
In order to meet the Tarim Oil Field 's demand for high toughness drill pipes, Baosteel has trial-produced ultra-low sulfur and phosphorus steel for drill pipes.
为了满足塔里木油田对高韧性钻杆的需求，宝钢试制超低硫低磷钻杆用钢。
3
Officials modeled the system on the sulfur dioxide trading market established in the U. S. in 1995, which has successfully cut levels of acid rain.