This is essentially a development of thoria dispersion strengthened nickel alloys.这基本上是用二氧化钍弥散强度化的镍基合金.The lack of deep hardening in these alloys negates their use.这些合金缺乏深层硬化能力使它们无法利用.Initially these alloys were austenit...
Liddie's doorway yawned blackly open at the end of the hall.走廊尽头利迪的门黑洞洞地敞开着。She yawned, and stretched lazily.她打了个哈欠，伸了个懒腰。The gulf between them yawned wider than ever.他们之间的隔阂比以往任何时候都要深。...