砂率是水泥混凝土中砂子用量与石子用量之比的百分数。()
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In the sentence“The Romans usually sold in this way the spoilg taken in war．”the word“spoils”most probably means______．
A. useless goods
B. spears
C. various kinds of food
D. property taken from the enemy
A．Because China's photographic market has a higher growth rate than the U. S.B．Because
A. Because China's photographic market has a higher growth rate than the U. S.
Because there is no photographic products in major Chinese cities and rural areas.
C. Because there's vast market potential in China.
D. Because many photographic producers have planned to enlarge their China market.
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