Experiments and simulations show that the proposed system can operate in audio switch frequency range without audio noise from the motor load, meanwhile, EMI can be limited to low level.
实验与仿真结果表明：该系统采用音频开关而不导致电机负载的音频噪声，同时使EMI能被限制在低电平。
Based on the primary level of chemistry, the comprehensive chemical experiments are an important part of the new experimental teaching system of chemistry.
综合化学实验是建立在化学一级学科层面上，化学实验教学新体系的重要组成部分。
Theory analyses and experiments are proved that double loop system not only has short acquisition time but can resist a high power level interference.
理论分析和实验结果表明：双环系统不仅捕获时间短而且具有强的抗干扰能力。
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