正电

An electron has a negative charge,a proton has a positive charge.

带负荷,质带正荷。

A photomagnetic positronium annihilation model was proposed to explain the experimental facts.

提出正光磁湮没模型以解释实验事实。

The positive pole carries a positive charge while the negative pole does a negative charge.

正极带正荷, 负极带负荷。

The antielectron, or positron, was discovered in 1932.

反或正,是在1932年被发现。

Electrons are negatively charged with electricity,protons are positively charged.

是带负荷的,质是带正荷的。

In the wash solution, these positively charged cationics adsorb to the negatively charged surface of fabrics.

在溶液中，些带正的阳离吸附在表面带负离的织物上，起到润滑作用。

The key of this technology depended on increasing batteries positron electrode -- zincous -- the electron that can carry.

项技术的重点在于增加了池正极——阳极——所能携带的。

The nuclide chart involves electron, positron, antiproton, antineutron, photon to exhibit the symmetry of mass and charge ideally.

该核、正、反质、反中和光收录在内，完美地表现了质量和荷的对称性。

Objective To evaluate the value of 18 F-deoxyglucose (FDG) positron emission tomography (PET) in detecting the primary focus of metastatic cancer with an unknown primary.

目的探讨18F-脱氧葡萄糖(FDG)正发射型体层摄影术(PET)全身显像在原发灶不明转移癌中的作用。

Based on the laboratory experiments, MMH polymer MMH polysulfonate drilling fluids system is developed through analyzing the properties of positive colloid, polymers and polysulfonate muds.

通过对正胶、聚合物、聚磺钻井液特点进行分析,在室内实验的基础上,设计研究了MMH聚合物-MMH聚磺钻井液体系。