储存气瓶的仓库要符合防火设计规范Dg16-74的规定，仓库通风良好，室内温度不应超过（）℃。
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女，34岁，曾怀孕5次，双胎早产1次，人流2次，足月产1次，有2子1女存活，正确描述方法是（）
A. 5-1-2-3
B. 1-1-2-3
C. 5-1-2-1
D. 5-2-2-2
E. 1-2-1-3
why should the SES operators be very careful when the ship enters the area where three ocean regions overlap? Because（）.
A. the weather over there is always terrible
B. the condition there is complicated
C. the signals are too strong
D. their SES may receive the signals from unwanted satellite
税收贡献率实际就是税负，都是反映税收与税源的比例关系．只是由于观察认识的角度不同，名称不同而已。你认为这种看法正确吗？
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