the electric charge at rest on the surface of an insulated body (which establishes and adjacent electrostatic field)
双语例句
Within the remainder of the dielectric the net charge per unit volume remains zero. 在电介质的其余部分，单位体积的静电荷仍为零。
Electrophoresis is a technique that separates macromolecules according to their net electrical charge and shape. 电泳是根据分子的静电荷和形状分离大分子的技术。
It turns out that transistors in these flash-memory devices are prone to being gummed up with electrostatic charge that they cannot dissipate. 结果发现，这些快速记忆装置中的晶体管一旦被冲入了它们无法驱散的静电电荷，它们就会出毛病。
