null的例句大全

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。

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

如果不用，可将其设为null。

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。

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

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

The null subset corresponds to the term 1.

空集则对应于常数项1.

The declaration was null and void as it was proclaimed in completely illegal circumstances.

该声明无效，因为它是在完全非法的情况下宣布的。

The term null hypothesis arose from earlier agricultural and medical applic ation of statistics.

无效假设这个概念产生于早期的统计学在农业和医学方面的应用中.

A null-balance system is provided by balancing the magnetic forces by electrostatic forces.

零位平衡系统是靠静电力来平衡磁力而造成的.

Drum machine changes would result in a null at the punner in an intermediate state.

卷筒不推力的保持不兵会导致不满转轮在洋间状况处单程摆动.

If the weak reference has been cleared ( either because the referent has already been garbage collected or because someone called WeakReference. clear()), get() returns null.

如果弱引用被清除了（不管是referent已经被垃圾收集了，还是有人调用了WeakReference.clear（）），get（）会返回null。

If a pointer pointing to an object not in the graph, then the object is not a reachable object, and then garbage collector sets the slot to null in the short weak reference table.

如果一个指针指向一个不在图中的对象，那么此对象就是一个不可到达的对象，垃圾收集器就将短弱引用表相应的槽置空。

Because the WordNet documents don't contain any relative URIs, this parameter can be given as null.

因为WordNet文档不包含任何相对URI，所以此参数可以指定为null。

Neonatal type IV glycogen storage disease associated with null mutations in glycogen branching enzyme 1

糖原分枝酶1无效突变相关性IV型糖原贮积病新生儿亚型

Specifying this constraint through annotations means I no longer need to litter my code with repetitive conditionals that check for null and throw an exception on finding it.

通过标注指定这个约束条件意味着我的代码不再会被重复的条件弄得乱七八糟，这些条件检查null值，并且一旦找到该值就会抛出异常。

Generally speaking, it is the empty understanding which haunts these empty forms: and the business of philosophy in the matter is to show how null and meaningless they are.

大体讲来，这都是由于抽象空疏的理智在玩弄抽象空疏的形式。而哲学对这些问题，只在于证明这些说法的空虚无内容。

Insensitivity to Polarization of Null Coupler Acoustooptic Switch by Using Form Birefringence From zero Hero

用形状双折射实现零耦合器声光开关偏振不敏感

It is shown that sufficient and necessary condition for the networks obtaining null error cost function is proved to be R ( Y) R ( X).

证明了网络获得零代价全局最小解的充要条件是R（Y）R（X）。

Then from normal statistic model, a reasonable and simple estimation method is given. A clear expression of the null distribution function of statistics U is also derived.

从正态统计模型出发，对均值变点的位置提供了一种合理、简单的估计方法，对其统计量进行推导，得到关于统计量U的分布函数的定理。

In this paper, a clear expression of the null distribution function of the likelihood ratio test statistics U that is considered by Hawkins ( 1977) is derived when σ 2 is known. The numerical tables of the distribution funtion are given.

本文对σ~2为已知的情况，导出了由Hawkins（1977）提出的似然比检验统计量U的简明且便于计算的分布函数表达式，并建立了分布函数的数值表。