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“理想气体在外压一定时绝热膨胀,因为是等压,所以Q p =ΔH;又因为绝热,所以Q p =0。因此可得ΔH=Q p =0。”这个结论对吗?为什么?
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【单选题】Jack contributed fifty dollars, but he wishes he could contribute __________ .
A.
one other fifty dollars
B.
the same amount also
C.
another fifty dollars
D.
more fifty dollars
【单选题】能诱导肝药酶,易与其他药物产生相互作用的抗癫痫药物是
A.
乙琥胺
B.
卡马西平
C.
苯妥英钠
D.
丙戊酸钠
E.
地西泮
【单选题】Jack wishes that he__________ business instead of history.when he was in university.
A.
had studied
B.
study
C.
studied
D.
had been studying
【单选题】Jack wishes that he _____  all related facts into consideration before he made the decision.
A.
took
B.
takes
C.
had taken
D.
would take
【判断题】乘数等于边际储蓄倾向的倒数。 ()
A.
正确
B.
错误
【判断题】大庆精神是石油战线老一辈领导人和广大职工在波澜壮阔的大庆石油会战中,学习运用马列主义、毛泽东思想,继承和发扬中国共产党、中国工人阶级和人民解放军优良传统的丰硕的精神成果
A.
正确
B.
错误
【单选题】Jack wishes that he ______ business instead of history when he was in university .
A.
studied
B.
study
C.
had been studying
D.
had studied
【单选题】主令电器 很多 , 其中有 () 。
A.
接触器
B.
行程开关
C.
热继电器
【单选题】能诱导肝药酶,易与其他药物产生相互作用的药物是
A.
乙琥胺
B.
硫酸镁
C.
苯妥英钠
D.
氯硝西泮
E.
丙戊酸钠
【单选题】Jack wishes that he _____ business instead of history when he was in university
A.
studied
B.
had been studying
C.
study
D.
had studied
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