The SIP terminal software realizes the voice chat function and has good performance.
SIP终端软件实现了语音聊天功能,具有良好的性能。
The test result of system in some province and city shows it runs well and has good performance.
该系统在部分省、市测试的结果表明该系统运行稳定、性能良好。
Field use shows that this wellhead is high-temperature - and high - pressure-resistant, and has good performance.
试验与使用表明,这种双管热采井口装置耐高温、高压,密封可靠,取得了良好效果。
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