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。
- tunable sulfur laser 可调谐硫激光器
- sulfur laser 硫蒸汽激光器
- Iron and steel with too much sulfur are red-short. 含硫过多的铁和钢都是热脆性的。
- Sulfur is an essential nutrient for plants. 硫是植物的一种重要的营养元素。
- To eliminate sulfur from(petroleum, for example). 脱硫（例如，从石油中）除硫
- 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?
- 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
- There is no single laser fit for all purposes. 没有单一种激光器能适用于各种用途。
- 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。
- How does a laser beam vaporize steel? 激光束是怎样使钢气化的?
- Control sulfur levels in FCC products. 控制流化催化裂化生产中硫的排放。
- Laser beams are also used in surgery. 激光束还可用于外科手术。
- Sulfur is twice as heavy as oxygen. 硫是氧的两倍那么重。
- Laser beams may cauterize and heal ulcers. 激光束可以烧灼和愈合溃疡。
- DCS has been used in 40 kt/a sulfur recovery plant. 40 kt/a硫磺回收装置自动控制采用DCS集散控制系统。
- He monopolizes the laser printer. 他独占了这台激光打印机。
- I had spent three days shooting the sulfur miners. 我花了三天时间来拍摄硫磺采矿者。
- A laser is a device composed a special material. 激光器这种器件是用特殊材料制成的。
