external column信息详情
外部立柱
external───adj.外部的;表面的;[药]外用的;外国的;外面的;n.外部;外观;外面
column───n.纵队,列;专栏;圆柱,柱形物
external flt───外部flt
external case───外部案例
fluted column───凹槽柱
external pressure───外部压力,外压,外压力
column chromatography───柱层析(法),柱色谱(法);柱层析法;[分化]柱色谱法
buckling column───屈曲柱
external device───[计]外部设备
Creation of external tables also includes a USING clause in addition to the column specification.───除列指定之外,外部表的创建还包含一个using子句。
FIXED format cannot be used because this format mandates the presence of EXTERNAL column specification, which is not possible with this type (EXTERNAL column specification is discussed below).───不能使用fixed格式,因为这种格式强制要求external列指定(external列指定将在下面讨论),而这对这种格式是不可能的。
DBDATE: the date column values in the external data file are in the format specified by this DBDATE.───DBDATE:外部数据文件中的日期列值采用由这个DBDATE指定的格式。
Database is an external column that can be added to the regular output.───列是可以添加常规输出的外部列。
An external column is a column in the source.───外部列是源中的列。
Tension tests of elbow-shaped steel external column model of the National Stadium───国家体育场钢结构外柱顶部局部结构模型试验
- external condenser
- external conductor
- external conditions
- external connection
- external condition
- external consultant
- external constraint
- external consulting
- external contact
- external context
- external construction
- external contact base
- external compressor
- external combustion
- external control
- external contracting
- external cooling
- external cooler
- external coordination
- external coupling
- external controller