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[主观题]
根据泡、露点的概念，精馏塔塔顶温度即为对应塔顶汽相组成的（)，塔釜温度即为对应塔釜液相组成的（)。
根据泡、露点的概念，精馏塔塔顶温度即为对应塔顶汽相组成的( )，塔釜温度即为对应塔釜液相组成的( )。
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更多“根据泡、露点的概念，精馏塔塔顶温度即为对应塔顶汽相组成的（)…”相关的问题
第2题
Traveling has now become a highly organized business ______.A．so we can travel anywhere wi
Traveling has now become a highly organized business ______.
A．so we can travel anywhere without difficulty
B．because we are provided with all kinds of convenient means for traveling
C．because traveling organizations can be found in the countries the world over
D．so travelers have increased rapidly
第3题
【判断题】Shares of a public limited company can not be freely offered to the general public, nor can shares be transferred between members without the consent of the other shareholders.
第4题
______from other countries can't work in the United States without a permit.A．EmigrantsB．I
______from other countries can't work in the United States without a permit.
A．Emigrants
B．Immigrants
C．Migrants
D．Civilians
第5题
We can summarize from paragraph 2 that______.A．people have not been allowed to travel free
We can summarize from paragraph 2 that______.
A．people have not been allowed to travel freely within the country
B．travellers have to carry special papers such as passports and visas
C．people have not been permitted to travel freely in foreign countries
D．customs posts are necessary at the borders of the countries
第6题
A．They can establish links with their business associates.B．They do not have to make a
A．They can establish links with their business associates.
B．They do not have to make any business trips.
C．They do not have to work in their offices anymore.
D．They can improve their work efficiency.
第7题
In global Internet marketing, marketers can take other countries and their populatio
ns for granted without restraint.()
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第8题
We can learn from the last sentence in the last paragraph that______.A．the German parents
We can learn from the last sentence in the last paragraph that______.
A．the German parents do better in educating children
B．the German children are braver than those in other countries in traveling
C．the German children can do well without the supervision of parents
D．traffic calming initiatives function well in German for children's development
第9题
Users in developing countries can attend an MIT engineering course freely to improve their
technical knowledge.
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A．Y
B．N
C．NG
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