含碳的铌合金,若在高温下受氧沾污,易产生脱碳现象.In niobium alloy containing carbon occurs decarburization in case of contamination by oxygen at higher temperature.含%碳的钢(铁碳混合物的低共熔点),含%碳的碳钢是纯珠光体.A mixture of ferrite cementite forming distinct la...
She was going to try her luck at the Las Vegas casinos.她打算去拉斯韦加斯的赌场碰碰运气。Las Vegas, famed for its casinos以赌场著名的拉斯韦加斯The casinos in Las Vegas had better watch out since I'm obviously on a lucky streak!拉斯韦加斯的赌场要小心了，因为我...
Car manufacturers must stop pandering to the boy racers' fantasies about power and speed.汽车制造商们必须停止迎合飙车手对汽车动力和速度的狂热迷恋。This magazine is criticized for pandering to the vulgar taste of some readers.这家杂志因迎合某些读者的低级趣味而遭到...
Provided is a method of preparing the anthracycline carminomycin using a starting material comprising daunorubicin.本文提供了一种使用包含柔红霉素的起始物料来制备蒽环类洋红霉素的方法....