The article introduces the product performance, raw and auxiliary materials, production process and equipment of PVC low foamed board as well as the importance of substituting wood with plastics.
本文介绍PV C低发泡板材的产品性能、原辅材料、生产工艺设备及以塑代木的重要性。
The single-channel monopulse tracking system features simple equipment composition, good real-time performance and small dynamic lag, but tracking channel noise can result in low tracking accuracy.
单脉冲单通道跟踪系统具有设备简单、实时性好、动态滞后小的特点，但由于跟踪通道噪声增加，致使跟踪精度较低。
The present invention has low cost, stable oxidant performance, no need of special equipment, simple operation, and high product yield.
本发明具有成本低、氧化剂性能稳定、不需特殊设备、操作简单、产品收率高等优点。
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