null indicator
英 [nʌl ˈɪndɪkeɪtə(r)]
美 [nʌl ˈɪndɪkeɪtər]
零（位指）示器
双语例句
- The SIF record format also contains delta specific columns to assist in setting the indicator values of existing database records to NULL.
SIF记录格式还包含特定于delta的列，以协助将现有数据库记录的指示符值设置为NULL。 - In addition to the actual data, DB2 needs to maintain the mandatory null indicator ( 1 byte) and length information ( 4 bytes).
除了实际的数据外，DB2需要维护强制的null指示符（1个字节）和长度信息（4个字节）。 - If the column is defined as null capable, then you must update the null indicator map accordingly.
如果列被定义为支持空值，那么您必须相应更新空指示符映射。 - The null indicator values are set by the RPG HANDLE_UPDATE sub-procedure prior to executing the SQL UPDATE statement.
空指示符值在执行SQLUPDATE语句之前通过RPGHANDLEUPDATE子过程设置。 - The null indicator values are populated during the execution of the SQL FETCH statement.
空指示符值在SQLFETCH语句执行过程中填充。 - When using the structure based IO method, RPG will create the initial storage for the input and output buffers, along with storage for the null indicator map.
使用基于结构的IO方法时，RPG将为输入和输出缓冲区创建初始存储空间，并为空指示符映射创建存储空间。 - When the external entity is of the passive null node, lighting power of the indicator will be provided by the power module within the IBP itself;
外部为无源空节点方式时，由IBP内的电源模块提供指示灯的点灯电源； - The design idea of an intelligent null indicator which is based on least square regression method, is discussed and the mathematic model of regression curve of an auto-gain controlled amplifier system is derved.
说明以最小二乘拟合方法作零差指示的设计思想，并导出在自增控放大系统中的拟合曲线数学模型； - Design of the Null-indicator in Dynamic Angle Measurement with Interference
激光干涉动态角度测量系统中指零仪的设计 - 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。