Direct shadow parallel light apparatus null-balance infrared spectrometer

Study of Making Zero Sequence Current in Distribution Networks with Two Phases Current Transformers; When the galvanometer reads zero the circuit is in the null-balance position.

两相TA配电网零序电流构造方法研究当检流计的读数为零时，电路处于零平衡位置。

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A null-balance system is provided by balancing the magnetic forces by electrostatic forces. Sensorless control of direct-driven wind power PMSG

零位平衡系统是靠静电力来平衡磁力而造成的。直驱型永磁同步风力发电机无传感器控制

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A Deliberation on-A Calibration System of Blackbody Based on Null Balance Comparison of Optical Radiation

《采用光学辐射零平衡比较法的黑体辐射源检定系统》一文商榷

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Null Synthesis When Antenna Cells Have Different Amplitude and Phase Errors

天线单元存在幅相不一致性时的波束零点合成技术

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I know. Well, I have to take it back. It's null and void.

我知道，我得收回我的话，那是无效的

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Experiment results show that weighted null space method is an excellent face recognition method.

实验结果表明，加权零空间法是一种很好的人脸识别方法，它能在保留特征向量个数很少的情况下达到很高的识别率。

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And then they put forward the Null Space Pursuit algorithm.

之后，他们又在该算法基础上提出了零空间追踪算法。

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Set to null if it is not going to be used.

如果不用，可将其设为null。

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A promise obtained by force is legally null.

一个以武力获得的契约在法律上是无效的。

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The corresponding field in the business object is automatically set to null.

业务对象中的对应字段将自动设置为空。

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Notice also that in case of error, the function returns NULL.

另请注意，函数在出错的情况下返回NULL。

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Normal Form Theory of Relational Database under Fuzzy Null Value Circumstances

模糊空值环境下关系数据库的范式理论

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A query processing method under null values environment in relational databases

空值环境下关系数据库查询处理方法

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A spokeswoman said the agreement had been declared null and void

女发言人称该协议已宣布无效。

《柯林斯高阶英汉双解学习词典》

Null Steering Using Genetic Algorithms by Controlling Only the Current Phases

基于遗传算法的唯相位控制方向图零点生成

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Comparison of Several Methods for Digital Beam Null Forming

几种数字波束零点形成方法的比较

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Aleynikov told federal agents that he didn't intend to hand over Goldman's secret code to anyone.

阿列尼科夫对联邦特工表示,他不打算将高盛的秘密代码交给任何人.

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What is Your Secret Code, NOKIA?

诺基亚,你成功的秘诀是什么?

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Choose what the secret code is, and write down the number.

在下列句子中找出密码, 并写出序号.

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Efficacy of Cypher~ ( TM) Stent in Patient with Coronary Heart Disease

Cypher~（TM）支架治疗冠心病的疗效观察

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