查询词典 null function

Since a non-nullable value type can never be set to a null reference, when a class member of such a type is mapped to an XML element declaration, the

由于永远不能将不可为空值类型设置为空引用，因此，在将此种类型的类成员映射到XML元素声明时

According to the discussion of the last chapter, we make use of a class of Null Dirac structure on the product Poisson manifold T*M×g* to do the Poisson reduction.

为此，我们利用了T*M×g*上一类Null Dirac结构来做Poisson约化。

Each call to readdir returns a pointer to information for the next file, or NULL when there are no files left.

函数dirwalk是一个通用的函数，它对目录中的每个文件都调用函数fcn一次。

Returns the MIME type of the specified file, or null if the MIME type is not known.

返回指定文件的MIME类型，如果MIME类型为未知，则返回NULL。

File 128 boot file name, null terminated string

引导文件名，空结束的字符串

Verify that all the values in these keys do not contain any incorrect, incomplete, or null entries instead of file path information in the Data column of the Registry Editor Window.

确认所有的价值观，这些项中不包含任何不正确，不完整，或Null作品，而不是文件路径的信息，在数据列的注册表编辑器窗口。

If(file != null)PropertyConfigurator.configureprefix+file

如果没有给出相应的配置文件，则不进行初始化

I created them myself by renaming the files, changing non-executable bytes, and appending null bytes to change the file size.

我通过从命名文件，改变不可执行字节，附加无效字节来改变文件大小。

The file content is null !

文件内容为空

Null Data File .

生成无效道文件

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。