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- Active Sulfur in Cutting Fluids, Method of Test for (05. 切割液中活性硫的试验方法(05。
- The copper belt corrosion was caused by H2S and active sulfur in naphtha. 证明了铜丝带腐蚀是由石脑油中的H2S和活性硫引起的。
- The relationship between the total sulfur and active sulfur in crude oil was thermodynamically analyzed, and the method for active sulfur monitoring was finally studied. 用热力学分析了原油中总硫和活性硫的关系;最后探讨了活性硫的探测方法.
- The Lubricating Property of Active Sulfur Extreme-pressure Agent Mixture 活性硫极压添加剂复合的润滑特性
- Sulfur can be used to make gunpowder. 硫磺可以用来制造火药。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智?
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- He was very active and rode down several horses. 他劲头很大,一连骑了好几匹马。
- She plays an active part in local politics. 她积极参与地方政治活动。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- He was disabled when on active service. 他在战斗中受伤致残。
- Ms. Brown is active in the party. 布朗女士在晚会上很活跃。
- The active boy was extremely distractible. 那好动的男孩极不专心。
- His lame foot disqualified him for active work. 跛脚使他无法参加积极活动。
- Iron and steel with too much sulfur are red-short. 含硫过多的铁和钢都是热脆性的。
- He's very active for an elderly man. 作为老年人,他是非常活跃的。