return to zero

If the window was not brought to the foreground, return value is zero.

如果返回值为零肯定是没有成功,有可能是因为没有找到这个窗口, 窗口句柄可能不正确.

网络文摘精选

The return-to-zero protection circuit comprising one op-amp and two NAND's raises the safety in use.

用一片运算放大器和两个与非门组成回零保护电路,提高了临床使用的安全性.

互联网摘选

In this controller, the whole control task is divided into two subtasks, which are return-to-zero without overshoot and high steady accuracy.

该控制器将整个控制任务分为无超调归零与高稳态精度两个子任务。

互联网摘选

If the function fails to create a timer, the return value is zero.

如果函数创建计时器失败。返回值是零。

互联网摘选

The partial technology improvements of the return-to-zero of problems in Shenzhou-5 manned spaceship flying, change caused by mission, reliability increasing and other reasons, and technical route change were summarized.

概述了神舟五号飞船飞行试验问题归零、飞行任务引起的更改、提高产品可靠性的更改、其他原因引起的更改和工艺流程的变化等部分技术改进。

互联网摘选

A novel scheme for all-optical NRZ to pseudo-return-to-zero ( PRZ) conversion using a folded ultrafast nonlinear interferometer ( UNI) has been put forward and demonstrated for the first time.

提出了一种基于折叠式超快非线性干涉仪的全光NRZ到伪归零（PRZ）信号转换的新型方案。

互联网摘选

Unipolar non-return-to-zero ( NRZ ) waveform and its power spectrum.

单极性不 归零码 ( NRZ ) 的波形及其功率谱.

互联网摘选

The MZM is driven by a non-return-to-zero ( NRZ) data sequence and biased at the nonlinear point to generate edge-triggered pulses.

利用双输出口调制器典型的互补输出特性，通过偏置调制器于非线性传输点，可得到一对由NRZ序列边沿触发的明暗脉冲。

互联网摘选

Communications software simulation experiment, including: unipolar return-to-zero ( RZ ) waveform and its power spectrum.

通信原理实验软件仿真实验, 包含: 单极性归零码 ( RZ ) 的波形及其功率谱.

互联网摘选

When measuring the surface of workpiece, the piezoelectric actuator drive focusing lens to move vertically to ensure that the focus is always on the surface of workpiece in every sample interval, and the focused signal error return to zero.

在测量工件表面形貌时.压电陶瓷驱动器驱动聚焦物镜进行垂直位移.从而确保在每一个采样间隔中焦点总是落在工件表面上，同时使得聚焦误差信号回零。

互联网摘选