您要查找的是不是：
- Sulfur can be used to make gunpowder. 硫磺可以用来制造火药。
- reactive sulfur 活性硫
- Iron and steel with too much sulfur are red-short. 含硫过多的铁和钢都是热脆性的。
- Ammonia is a very reactive chemical. 氨是很活泼的化合物。
- Most thinking is reactive rather than projective. 思考问题多数情况是被动反应而不是主动想办法。
- Sulfur is an essential nutrient for plants. 硫是植物的一种重要的营养元素。
- Abnormally sensitive or reactive to light. 对光敏感的对光线不正常地敏感的或感应的
- To eliminate sulfur from(petroleum, for example). 脱硫（例如，从石油中）除硫
- These atoms are highly reactive. 这些原子有较高的反应活性。
- Presumably reactive surfaces become blocked. 反应表面可能被堵塞了。
- The unionized sulfur species is ??in water. 溶于水中非电离形式的硫即?妗?/UK>
- Isn't sulfur important in chlorophyll formation? 硫对叶绿素的形成很重要，对吗?
- Preoperative Corticosteroids for Reactive Airway? 术前皮质类固醇预防反应性气道?
- A sulfide compound containing at least two sulfur atoms per molecule. 多硫化物每个分子中至少含有两个硫原子的一种硫化物
- Reduces the line for high and the reactive loss. 降低线路的有功及无功损耗。
- I want us to be Proactive, not Reactive. 我要大家主动,而非被动。
- There was the smell of sulfur, like burning tires. 那味道闻起来像是硫磺,像是燃烧的轮胎一样。
- Control sulfur levels in FCC products. 控制流化催化裂化生产中硫的排放。
- Have you decreased the reactive power to zero? 您将无功负荷将为零了吗?
- Direct dying color and reactive dying colors. 直接印花。活性引花。
