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The authors use a ultrasonic transducer emit ultrasonic to simulated seabed tiny terrain, then analyze and calculate the relativity of amplitude according to the time, phase and amplitude etc included in echo signal and making using of the relativity of a
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摘要通过超声波换能器向模拟海底微地形发射超声波，根据回波信号包含的时间、相位和幅度等信息，利用幅度特征相关性进行分析和计算，得出深海钴结壳开采所需要的实时微地形高程数据，为采掘头智能化开采提供最佳切削深度参数。 |
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The authors used the theoretical model to calculate the radon concentration of air at a certain residential area of Linchuan City, Jianxi Province, which has been preliminarily proved to the effective.
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运用大地－大气氡交换模型计算了江西临川市某住宅区空气中氡浓度，取得了初步的应用效果。 |
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The authors were careful to note that this optimistic scenario assumes that women will not delay childbearing because of the greater availability of IVF.
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兰德报告的作者们小心地指出，这种乐观的想象需要一个假定：妇女不会因为更易得到试管受精服务而推迟生育。 |
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The authors wish you to read it with a pencil in your hand, for you will often be asked to make certain notations , to write answers to particular questions.
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作者们希望你在读这本书的时候手里要拿上一支铅笔，因为我们要求你经常做点笔记，或是将一些具体问题的答案写下来。 |
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The authors wish you to read it with a pencil in your hand, for you will often be asked to make certain notations, to write answers to particular questions.
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作者们希望你在读这本书的时候手里要拿上一支铅笔，因为我们要求你经常做点笔记，或是将一些具体问题的答案写下来。 |
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The authorship of the poem is unkonwn.
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这首诗出处不详。 |
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The authorship of this poem is unknow.
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这首诗出处不详。 |
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The auto electric top window is mainly divided into crescent glasses,overshadow,driving motor,gear,sliding screw， ECU and relay.Thi s paper analyses the working principle of opening,closing,oblique rise and fall an d the control process of electric contro
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汽车电动车顶(天窗)主要由月牙形玻璃、遮阳板、驱动电动机及齿轮、滑动螺杆、ECU及继电器等组成，分析了车顶玻璃打开、关闭、斜升、斜降等动作的工作原理，介绍了电子控制系统的控制过程。 |
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The auto industry has brought many people to Detroit.
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汽车工业把许多人吸引到了底特律。 |
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The auto plant now has an annual capacity of 11,000 cars.
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这家汽车厂现在每年有一万一千辆汽车的生产量。 |
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The auto plant now has an annual capacity of 12,000 cars.
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这家汽车厂现在每年能生产一万二千辆汽车。 |
