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- rate of sulfur and alkali 硫碱比
- The results indicate that the burning performance of kiln dust is relevant to KH，the contents of sulfur and alkali. 结果表明，窑灰的烧成性能与其KH、硫、碱含量有直接关系。
- But overdoses of sulfur and nitrogen cause crop damage. 但过量的硫磺和氮气却会造成收成的损害。
- Two of the most serious air pollutants are oxides of sulfur and of nitrogen. 最严重的两种大气污染物是硫和氨的氧化物。
- The method of membrane cleaning is the hydraulic cleaning,acid and alkali cleaning,and the removal rate of membrane fouling is above 94%. 采用清水冲洗加次氯酸钠和盐酸溶液浸泡的方法能有效减少膜过滤阻力,去除率达到94%25。
- Acid and alkali are the basic concept of chemistry. 酸和碱是化学的基本概念。
- One obvious remedy is to reduce emissions of sulfur and nitrogen oxides to the atmosphere. 减少硫氧化物和氮氧化物向大气的排放量是一个有效的治理措施。
- The effects of the levels of sulfur and accelerator NS and DTDM on the properties of NR/TPI blends were investigated. 考察了促进剂NS用量、硫黄用量和硫载体DTDM对NR/反式-1,4-聚异戊二烯(TPI)并用胶性能的影响。
- What is the rate of exchange between the dollar and the pound? 美元和英镑之间的兑换率是多少?
- The more quantity of sulfur and inclusion in the steel, the lower the resistance of the steel to SSCC . 钢中硫含量和夹杂物的增加,可使钢的抗硫性能下降。
- Sulfinert coating provides stable storage of sulfur and mercury at ppb levels in petroleum samples. 硫钝化的涂层为采样罐提供了稳定的性能，可以储存PPB级的含硫样品。
- What is the rate of exchange between the pound and the mark? 英镑与马克的兑换率是多少?
- Gunpowder is composed of sulfur, carbon, and potassium nitrate. 火药是由硫、碳和硝酸钾组成。
- A relatively inelastic rubber,made by vulcanization with a large amount of sulfur and used as an electrical insulating material. 硬橡胶一种用大量硫磺硬化而成的相对无弹性的橡胶，用作绝缘材料
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少？
- A relatively inelastic rubber, made by vulcanization with a large amount of sulfur and used as an electrical insulating material. 硬橡胶一种用大量硫磺硬化而成的相对无弹性的橡胶，用作绝缘材料
- A portable corrosion rate meter was used to comparatively measure the annual corrosion rates of 20 steel tube and its integral hot-dip aluminizing coating in acidic and alkali corrosive mediums. 采用便携式瞬时腐蚀速度测量仪,对20钢及其热浸镀铝件分别在酸性和碱性介质中测定年腐蚀速率并进行比较。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The acid and alkali are combined into salt. 酸与碱化合成盐。
- That subterranean world, Onstott said, is a lightless pool of hot, pressurized salt water that stinks of sulfur and noxious gases humans would find unbreathable. Onstott说道，那个地下世界是一个没有光的热池，压力下的盐水散发着让人无法呼吸的硫黄和有毒气体。
