Problem: Hard, dry andor roughened skin.

问题: 厚硬, 乾燥和粗糙的皮肤.

Fuel andor other input, unit cost, and annual and total operational requirements.

如燃料和或其他投入，单位成本，和每年有及总的运行要求。

Foods may be concentrated to provide increased shelf - life andor increased value.

食物可通过浓缩延长货架期或和增加价值.

Correction of disturbances is made absorbing or giving active andor reactive power in the four quadrants.

通过在3600范围内吸收或发出有功功率就可克服扰动.

Products with thermal properties that cause slow heating andor cooling rates require longer process times.

传热率低的产品需要更长的加工时间.

The degree andor depth to which a person's work and educational background is a good fit for a particular job.

在何种程度上，教育背景及工作背景适合从事某一工作。

The simple way to transmit speech, which is translated into electronic signals of different frequency andor amplitude.

用于传输语音的简单方法，它们转换为不同频率和或振幅的电子信号。

Analog The simple way to transmit speech, which is translated into electronic signals of different frequency andor amplitude.

用于传输语音的简单方法，它们转换为不同频率和或振幅的电子信号。