是的，这些设备质量上乘，实用性强，当然价值很高。
Yes, the equipments are of good quality, and very useful. So they are certainly valuable.
该系统具有结构简单、实用性强、性能稳定可靠等优点。
The system is characterized with advantages of simple in structure, practical in use and stable in performance.
实验结果表明该方法控制精度高，可靠性好，操作方便，实用性强。
The experiment shows that the method has high control accuracy, good dependability, easy operation and strong practicability.
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