The existence of L-Cysteine resulted in prolonging the lag time of the enzyme reaction, while the steady-state rate of the enzyme activity decreased with the increase of concentration of L-Cysteine.

实验发现L-半胱氨酸对该酶有明显的抑制作用，它的作用可以导致马铃薯多酚氧化酶的酶促反应的迟滞时间延长，同时使稳态酶活力下降。

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You will see that the five signal types closely parallel the five basic types of signal information: state, rate, level, shape, and frequency content.

这五类信号与状态、速率、电平、波形和频率五种基本信号一一匹配。

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One chief said the suicide rate for young Native American men in his state was twelve times the national average.

VOA: special.2009.11.13

Its jobless rate was almost thirteen percent in March,the highest of any state.

VOA: special.2009.05.08

Colorado was the only state with an adult obesity rate below twenty percent.

VOA: special.2009.07.21

New Mexico, with a top state rate of 8.2%, allows an unlimited deduction.

FORBES: Investment Guide

Residents of New York City are currently subject to a maximum state rate of 8.82% and an additional city tax of 3.82%, for a combined tax rate exceeding 12.5%.

FORBES: Expect Tax Considerations To Hold Up The R.A. Dickey Trade

What nongovernment entity is going to lay out the necessary billions of dollars if politically minded state rate-setters won't let them recover both the capital outlay and the true cost of maintenance, not to mention earning a decent return for shareholders and creditors?

FORBES: Magazine Article