【单选题】铸铁中碳原子析出并形成石墨的过程称为( )。
【单选题】勉強さえ __________ 、テストは難しくない 。
【单选题】'Either way, once pilots are forced to leave the cockpit at 60, most will probably look for another job rather than lounge on the golf course.' In the 8th paragraph, this sentence means that ______ .
A.
those pilots' pensions have been severely cut back
B.
they prefer working to idling after retirement
C.
the pensions originally promised to those pilots were not enough for a luxurious life after their retirement
D.
after their retirement, those pilots are forced to continue their work
【单选题】May I leave a message fo rhim的中文意思是()。
【单选题】齿面疲劳点蚀是______主要失效形式。
【简答题】消费心理是指在个人消费活动中发生的各种( )及其( )的反映。
【单选题】对软齿面的闭式齿轮传动,常因( )而失效。
【单选题】. She couldn’t ______ the fact that the money was found in his house.
【判断题】希罗多德说,埃及人建造的最大金字塔花费了1600塔兰同银子,记载准确。