Wonderfall (@w0nderfall)
最令航天业担忧的是钇供应紧张。钇是高温防护涂层中的关键成分，可防止发动机和涡轮在高温下“熔化”，一旦无法定期施涂相关涂层，发动机便无法正常服役。
，这一点在服务器推荐中也有详细论述
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他一家在宏昌閣持有兩個單位，父母是首批購入的第一代居民，2015年他與太太結婚，剛好購入相鄰的單位，並已補回地價。