variable-word-length format

When this is not specified, the database server uses the date format specified in the DBDATE environment variable.

如果不指定这个值，则数据库服务器使用在DBDATE环境变量中指定的日期格式。

In virtue of variation theory, boundary problem of magnetic field is changed into equivalent variable problem. Then the procedure of element analysis, discrete format and collective composition equation in sinusoidal and time-varying field are given.

从待解的磁场边值问题出发，利用变分原理将边值问题转化为等价的变分问题，给出了正弦时变场单元分析过程和离散格式以及最终的总体合成方程。

Analysis on Critical Change Temperature of Concrete Pavement for Thermal Buckling THE BUCKLING OF VARIABLE-STIFFNESS COMPOSITE PANELS WITH CURVILINEAR FIBER FORMAT

混凝土路面板热屈曲的临界变温分析纤维曲线铺放的变刚度复合材料层合板的屈曲