Williams faces life in prison if convicted of attempted murder.如被判谋杀未遂，威廉斯将面临终身监禁。The faces of the two conspirators gave the game away.这两个共谋者的表情泄漏了秘密。Their two faces were hardly more than eighteen inches apart.他俩的脸相隔还不到1...
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...