The boat that now arrived, assured by the answering signal that all was well, soon came in sight, white and silent as a phantom, and cast anchor within a cable's length of shore.

那艘帆船还是等在外面，在观察回答的信号究竟对不对，不久，它就静悄悄地驶近了，只见白朦朦的一片，象是一个幽灵似的，在离岸一箭路以外抛了锚。

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The method adjusts time constant and gain of compensation-circuits with determining change of magnetic resonance signal of phantom.

本方法通过观察水模样品的磁共振信号的变化来调正补偿电路的时间常数和增益。

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Based on physical phantom after 100 times data iteration, the measurement accuracy of this system for small and large signal is 1.0% and 0.1%.

该系统基于物理模型的测量数据经100次迭加后，测量精度在小信号时为1.0%，大信号时为0.1%。

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