查询词典 null

Matches if the actual value is null.

当实际值是 null 时匹配。

NULL is an acceptable value when you don't want the errors returned to a buffer.

当你不要要返回错误Buffer时，可以设为NULL

If you′re replacing the null value with other data, enter the new data in the Replace With box.

如果要使用其他数据替换空值，请在"替换为"框中输入新的数据。

Once loaded check return value, if NULL, it has failed!

一旦装载（检查返回值，如果为null，但却没有！

Aiming at incomplete information of indicator system, this paper sets up null value dealing model of indicator system based on rough set.

针对指标体系信息不完备的特定问题，建立了基于粗糙集的指标体系空值处理模型。

It is because the MANAGER_EMP_ID column contains a NULL value in one row, and NULLs can't be compared to any data value.

因为最顶层的节点其 MANAGER_EMP_ID列包含了空值，而空值是无法和其他类型的数据进行比较的。

We can prove that there is only one null vector exists.

我们可以证明將只有一个零向量存在。

Simulation results show that it can improve the systems performance with low torque ripple, using the null vector rationally.

仿真结果表明，正确地使用零电压矢量能够有效减少转矩脉动，改善系统性能。

Null vector transfection as the control.

以空质粒转染组为对照。

The second and more important qualification is that , for reasons explained in our earlier papers , it is inappropriate to use t-tests for the individual slope coefficients derived from the second-stage cross-section analysis as a measure of the significance of individual factor risk premia , A joint test , which can be used to determine whether the risk premia vector is null , is the appropriate one to use , although neither it nor the t-tests can indicate whether an individual factor-risk premium is significant .

第二的和更多的重要资格是那，对于理由在我们的较早文件中解释，使用 t 是不适当的-测试对于起源于如对个别因素危险 premia 的重要性的衡量第二个阶段的跨区段分析的个别倾斜系数，一个关节能用来决定危险 premia 矢量是否是无效力的测试是使用的一个适当的，虽然既不是它也不是 t-测试能指出个别的因素-危险的额外费用是否是重要的。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。