多通道功能- - -可编程选择多点测量，最多可至6路。
Its multi-channel function endues the user to program multi points measuring which up to 6 channels.
首先介绍了与视力测量相关的背景知识，接着介绍了测量原理和仪器实现的功能，然后详细说明了光路，硬件系统和软件系统的设计。
This essay introduces the procedure in detail, including the background information on optometry, measure principle, real function, and the design of optical route, hardware and software.
测试结果表明论文提出的用于多链路逻辑信道环境测量的自适应抽样流测量系统的设计达到了预期的功能和性能要求。
As shown by the test results, the design of the network flow measurement system for the high-speed multi-link logical channel has achieved the expected targets on its function and performance.
在光路调节中采用具有对数变换功能的示波器和动态范围较大的探测器，可以提高测量精度。
It is suggested that logarithm transform of oscillograph and large dynamic range of detector should be applied to adjust the optical cavity for improving metrical precision.
基于自聚焦误差检测和光路可逆原理，分析并实验证明了利用一种多功能全息透镜来测量类镜表面平整度的可行性。
A multifunctional holographic lens is presented based on autofocus error detection and the principle of reversibility of light. Its feasibility of the mirror-like surface is described.
这两个气路可通过阀门控制实现测量与分析功能的切换。
The two gas paths can control the valves to achieve the switching between the measurement function and the analysis function.
测量功能：高精度测量电流电压、P、Q、功率因数、频率、零序电流、计算电度；2路脉冲量输入实现外部电度表自动抄表；
Measure function: can measure current, voltage, active power, reactive power, frequency, zero sequence current, electric energy, 2 pulse inputs implement watt-hour meter auto read;
测量功能：高精度测量电流电压、P、Q、功率因数、频率、零序电流、计算电度；2路脉冲量输入实现外部电度表自动抄表；
Measure function: can measure current, voltage, active power, reactive power, frequency, zero sequence current, electric energy, 2 pulse inputs implement watt-hour meter auto read;
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