双语例句原声例句权威例句
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The combination of three parameters of Doppler is pulse index (PI), resistance index (RI), A/B ratio together with.
用搏动指数、阻力指数、A/B比值，结合二维实时显像对胎儿宫内生长迟缓、畸形、宫内胎儿死亡的研究。
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The reduction in serum potassium was positively correlated with the lowering of A/B ratio and the conversion of B to A (P< 0.01).
血钾的降低与皮质酮的转化率及尿中A/B值的变化成正相关。
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B. Exhibiting a high ratio of output to input.
展示高比率的输出到输入。
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And b, they have what's called a low expense ratio since they're easy to implement, you don't pay anyone to be brilliant to implement if for you.
但是他们的费用比率很低,因为这种做法很容易，你不需要,有多聪明就能去实施。
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