The influence of two abortions way for again gravidity final in nullipara
未产妇两种不同流产方式对再妊娠的影响

This, of course, would nullify the effect of the move and merely accelerate inflation.
这毫无疑问会使该举措完全失效，而仅仅只是加速通货膨胀。

Acceleration of a kind of null geodesic
一类类光测地线的加速度

It is shown that the proper acceleration of null geodesic with conjugate points approaches infinity.
具有共轭点的类光测地线的固有加速度趋于无穷大。

Accessing the null pointer is very dangerous, as it might crash your program.
访问空指针是非常危险得，因为它可能使您得程序崩溃。

It reserves no space to store values that are NULL or to accommodate fields, such as text strings, which may enlarge.
它不会为存储空值或容纳可能会扩大的字段而预留空间。

A Study on the Acquisition of Null Arguments in Chinese as a Second Language
汉语空论元的第二语言习得研究

The act of making null and void.
废除使。作废和无效

Civil acts in the following categories shall be null and void
下列民事行为无效

The act or an instance of nullifying.
撤消, 推翻无效的行为或事例

action intended to nullify the effects of some previous action.
一种为了取消原来行为效果的活动。

A nullity suit, ie legal action that asks for a marriage to be declared null and void
要求宣判婚姻无效的诉讼

Acute gastric ulcer perforation in a35 weeks nulliparous patient with gastric banding
曾行胃捆扎减容术的孕35周初产妇发生急性胃溃疡穿孔

Study and Design of a Single Channel Adaptive Nulling Antenna System
一种单通道自适应零位天线系统的研究与设计

This paper describes an experimental radar adaptive nulling array processing system.
描述了一个雷达自适应干扰对零阵列处理实验系统。

null adjustment
零核准装置

Aggregation over a set of values that are not all guaranteed to be nonnull.
对一组不保证全为非空的值进行聚合。

The treaty was annulled several years ago.
那个条约于数年前被废除。

to nullify an agreement.
把合约作废

They disannulled the agreement.
他们取消了协议。

The agreement was declared null and void.
这个协议被宣布无效。

Nullify the agreement The ticket or check has been voided
票或支票已经作废

Then we can nullify the agreement.
到那是我们可以声明协议无效。

A spokeswoman said the agreement had been declared null and void.
女发言人称该协议已宣布无效。

Any alteration of this Agreement without duly authorized signature shall be null and void.
本合同涂改的部分、未经合法授权代签，无效。