氧化铈较氧化镧更容易与钒反应,因而具有更强的抗钒能力.Cerium showed more effective than lanthanum for vanadium tolerance of FCC catalysts.结果表明,稀土氧化镧掺杂钼合金由于其细小的氧化镧颗粒和细小的晶粒的作用而具有较高的屈服强度.The rare earth lanthanum oxide doped molybdenum alloys containi...
With high interest rates and a wages freeze, many householders are only just managing to keep their heads above water.由于实行高利率和工资冻结措施, 许多户主能做的只是使自己免于负债.Millions of householders are eligible to claim the new council tax be...
刘易斯对决世界拳击组织的重量级拳王汤米·莫里森。Lewis is matched against the WBO's heavyweight champion, Tommy Morrison.我们必须使我们对待自己组织的态度变得较为专业。We have to develop a less amateurish approach to our organisa-tions.海沃德艺术展是由艺术家伯纳德·吕蒂组织的。The Hay...
The patient is complaining of pain in the abdomen, doctor.大夫, 病人在叫肚子疼.A thin, hollow needle was carefully introduced into the patient's abdomen.一根细空心针被小心地插入病人腹部.The nurse tapped the patient's abdomen.护士给病人放出腹水....