bulk volume是什么意思

用法例句

Objective To investigate the electrical field distribution in the cylinder volume conductor with point source by means of experiment.

目的用实验探讨点电源圆柱形容积导体中的电场分布。

An experiment for demonstrate the measurement of electrocardiogram by usingelectric dipole is introducted，the latter changes regularly in volume conductor． The aim of thisexperiment is to illustrate the concept of heart vector and the productive princlple of electr-ocardiogram.

介绍一种利用电偶极子在容积导体中周期性地变化来进行模拟心电图测量的演示实验，说明心电向量概念和心电图的产生原理。