负电

Usually, the nucleus is positive, electrons are negative.

通常情况下, 原子核带正电, 电子带负电.

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Outward currents therefore increase electronegativity in the cell interior.

外向电流因此能增加细胞内的负电性.

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Including electrostatic field, the negative electric field, the-frequency field, high frequency anions, such as-infrared.

包括有静电场 、 负电场 、 低频 场 、 高周波、负离子 、 远红外等.

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Salt is made of two ions: positively charged sodium and negatively charged chloride.

盐是由带正电的钠离子和带负电的氯离子构成的.

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However, many classes of oligonucleotides are polyanions, so they cannot cross over cell membrane.

但是, 大多数此类化合物是呈负电性的, 不能有效跨越细胞膜.

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Objective To study the adsorbability of tripeptide serine aspartic glutamic acid ( SDE ) for low density lipoprotein ( LDL ).

目的研究丝氨酰-天冬氨酰-谷氨酸 ( SDE ) 负电性三肽仿生吸附剂对低密度脂蛋白 ( LDL ) 的吸附.

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Therefore the whole atom is neither positive nor negative.

因此,整个原子,既不带正电,也不带负电.

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Dusty plasmas consist of electrons, ions and usually negatively charged dusty micro-particles.

其基本成分除了电子和离子外,还包括通常带负电的尘埃微粒.

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As these electrons are negatively charged they will attempt to repel each other.

因为这些电子都是带负电荷的，它们会互相排斥。

《柯林斯高阶英汉双解学习词典》

The drops are usually negatively charged, but occasionally one with a positive charge is found.

这些油滴一般都带负电, 但偶尔也发现有带正电的.

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A body is negatively charged when it has electrons in excess of its normal number.

物体所含电子超过其正常数目时,该物体就带负电.

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Thus, glass becomes positive, while the silk with which the glass was rubbed becomes negative.

例如, 玻璃与丝绸摩擦时,玻璃带正电, 而丝绸带负电.

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Opposites ( positive and negative ) attract , so the objects pull together. This is static electricity.

彼此 ( 正电及负电 ) 互相吸引就会导致物体相吸, 这就是所谓的静电.

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Hyperpolarization and repolarization both describe increased electronegativity within the cell.

超极化及再极化都表明细胞内负电性的增强.

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Objects and as a result of friction with the electricity, is not positive is negative.

物体因摩擦而带的电, 不是正电就是负电.

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