Many people trained abroad remain in the developed countries instead of_________
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在对水平度盘读数前,应使竖盘指标水准管气泡居中。()
网络延时包括传播延时、发送延时、排队延时、处理延时、以及【 】延时,取决于传输距离、速率、缓存队列长度、处理器芯片、以及网络负荷量。
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The students discuss two solutions to the problem that affects them both. Describe the problem and the two solutions. Then state which of the two solutions you prefer and explain why.
《上海市食品安全条例》规定,()对食品的安全负责。