The Maxwell equations ( 1 ) - ( 4 ) connect the five basic quantities E. H. B. D and J.

麦克斯韦方程 ( 1 ) - ( 4 ) 描写了5个基本量E. H. B. D和J之间的关系.

辞典例句

That was his dissertation written for the degree of B . D.

那是他为取得神学学位而写的论文.

互联网

This paper describes an interface architecture of ISDN basic rate access interface ( 2 B + D ) for existing switching systems.

本文主要描述为交换机提供 ( 2B+D ) 基本速率入口的ISDN接口 的结构.

互联网