Produced in electrical discharges , these gases of free electrons and ions have already been shown to destroy pathogens , help heal wounds , and selectively kill cancer cells .
这些由放电过程产生的游离电子和离子的气体,已被证明能杀灭病原体、促进伤口愈合和选择性地杀死癌细胞。
Still , in some applications , nano-materials gum up the works , or break down after a few dozen charges and discharges , experts say .
然而,专家说,在某些应用条件下,纳米材料反而不利,或是会在几十次充放电后发生衰减。
Lead-acid batteries with thicker electrodes can tolerate such " deep " discharges better than those with thin ones , but only at the expense of making a heavy battery even heavier .
Water passed through bottom discharges of the plant .
水流通过电厂底部的泄水孔排出。
The surface and the atmosphere form a giant battery , as the lightning discharges of thunderstorms demonstrate .
就像在暴风雨中闪电释放大量电能所证明的那样,地表和大气层间形成了一个巨大的电池。
Yet no federal regulations specifically govern the disposal of power plant discharges into waterways or landfills . Some regulators have used laws like the clean water act to combat such pollution .
Faced with such protests ( and a petition signed by more than 1 00000 people ) , on august 23rd bp agreed to limit discharges to the lake .
面对如此强烈的抗议(外加一份超过10万人次签字的请愿),bp在8月23日同意限制排进湖水的废水量。
To keep unit numbers up to strength , they are less likely now to request discharges for problematic soldiers , even some who commit crimes .
一直持续到成员们强壮,他们很少在要求解雇那些问题战士,即使一些战士有过犯罪行为。
Layoffs and discharges spiked during the crisis of 2008-2009 but have fallen sharply since then , perhaps reducing the sense of urgency .
2008-20009年经济危机时解雇和免职飙升,但是之后急速下降,或许是为了减少紧迫感。
At these low powers the flash discharges very fast which is ideal for freezing the debris flying out of the poppers at high speed ( this is how people do those amazing water drop shots ) .