您要查找的是不是：
- The state or quality of being null. 无效无效的状况或性质
- The act of making null and void. 废除使 ... 作废和无效
- The contract was null and void because it was not signed. 这个合同无效，因为它尚未签字。
- The court ruled that the claim was null and void. 法庭裁决此项要求无效。
- null detection 零值指示,检零,零值测试
- The marriage was declared null and void. 婚姻已宣告无效了。
- The null subset corresponds to the term 1. 空集则对应于常数项1。
- A null reference pointer was passed to the stub. 向占位程序传送了空的索引指针。
- Pertaining to the detection and isolation of a malfunction or mistake. 用于修饰或说明与故障或错误的检测和隔离有关的特性。
- The agreement was declared null and void. 这个协议被宣布无效。
- 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。
- The operator O is the null operator. 算符O是零算符。
- A null field descriptor is the descriptor that forms the blank division in export. 一个空白字段描述符是在输出中形成空格的描述符。
- This trick escaped detection at the time. 这骗局那时候没被发觉。
- The column '%.*ls' in table '%.*ls' cannot be null. 表 ''%253!'' 中的列 ''%251!'' 不能为空。
- The criminal adopted ruse to escape detection. 这罪犯采取诈术来逃避侦破。
- It is NULL if not applicable to the data source. 如果不适用于数据源,则为NULL。
- The object used to indicate a null value in a cell. 用于指示单元格为空值的对象。
- British trucks have a small camo detection radius. 英军卡车获得小范围的反伪装能力。
- Should do when it contains a null value. 包含空值时所应执行的操作的信息。
