Narrow particle size distribution, brilliant color, stable color batches and minor color difference.
粒径分布窄，颜色鲜艳度高，批次间颜色稳定，色差较小；
Upward camshaft; chain transmission; timing gas distribution system is stable and has little noise.
顶置凸轮，链条传动，正时配气系统传动平稳，噪音小。
Upward camshaft; chain transmission; timing distribution system is stable and has little noise.
顶置凸轮，链条传动，正时配气系统传动平稳，噪音小。
The experimental research on a stable free-space quantum key distribution system with low noise;
介绍了为验证量子密钥分发协议而设计的专用数据采集系统。
The experimental research on a stable free-space quantum key distribution system with low noise;
介绍了为验证量子密钥分发协议而设计的专用数据采集系统。
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