分子生物学的新技术使最近的工作成为可能，这种新技术能在环境中检测到低浓度的病毒DNA。
The recent work has been made possible by new techniques of molecular biology that allow viral DNA to be detected at low concentrations in the environment.
极低浓度的钒在肉类中很少见，在坚果中的含量也比在其他植物资源中较少，这很好地证明了吃肉的好处，从而使得饮食也更加均衡。
Very low concentrations of vanadium, which is scarce in meats and somewhat lower in nuts than in other plant resources, are good evidence of meat consumption and thus a better-balanced diet.
肉食性植物能很好地适应低浓度氮，因此这些额外的肥料会使它们的系统负担过重，最终它们会被压垮并死亡。
Carnivorous plants are so finely tuned to low levels of nitrogen that this extra fertilizer is overloading their systems, and they eventually burn themselves out and die.
钛只在低浓度时起作用。
得到的人造金刚石只需进行低浓度酸碱处理。
The diamond obtained merely need low concentration acid and alkali handling.
这样就确立了能够可靠检测的待分析物的最低浓度。
The minimum concentration at which the analyte can reliably be detected is established.
这样就确立了能够可靠地定量待分析物的最低浓度。
The minimum concentration at which the analyte can reliably be quantified is established.
结论吸烟和低浓度混苯联合接触可引起淋巴细胞DNA的损伤。
Smoking and the exposure to low concentration mixed benzene have combined damaging effect on lymphocyte DNA.
目的比较低浓度罗哌卡因和左旋布比卡因用于分娩镇痛的效果。
Objective To compare the analgesic effect of ropivacaine with levobupivacaine at low concentration for labor alleviating pain.
他表示，低浓度是由一系列火山活动储存新的硅酸盐岩石触发的。
The dip, he says, was triggered by a burst of volcanic activity that deposited new silicate rocks.
低浓度的煤炭，如亚煤烟煤和褐煤等，其含水量最高可达50%。
Less dense types, such as sub-bituminous and lignite coal, can contain up to 50% water.
脱盐水介质中含有低浓度的酸或碱，它们对橡胶有较大的腐蚀性。
Desalting water medium containing low concentration of acid or base, they have more rubber on the corrosion.
我们得到两点信息，一点来自于物理学,流动是由高浓度到低浓度。
And so we got two bits of information, one that came from physics that said the flow goes from high concentration to smaller concentration.
质子流从该地区的高浓度质子通过atp合成酶，该地区的低浓度。
Protons flow from the area of high proton concentration through the ATP synthase, to the area of low concentration.
长时间的接触低浓度的砷可改变皮肤颜色，会导致鸡眼和皮肤小瘤子。
Being exposed to low levels for a long time can change the color of your skin. It can cause corns and small warts.
低浓度VBL能有效抑制ECV- 304细胞的迁移及管样结构生成。
Low dose VBL could inhibit migration and tubular morphogenesis of ECV-304 cells in vitro.
不同浓度的钾离子和氯离子一般会致使离子由低浓度的原始细胞向高浓度的转移。
The difference in concentrations of potassium and chloride ions would normally cause ions to move from the less concentrated protocell to the more concentrated one.
而脂肪太多意味着高甘油三酸酯和低浓度脂蛋白，这对你的心脏来说都是坏消息。
Too much of this means higher triglycerides and LDL, both bad news for your heart.
墨西哥、美国和加拿大承诺将共同合作把墨西哥用于研究的反应堆转化成低浓度铀。
Mexico, the United States and Canada pledged to work together to convert Mexico's research reactor to low enriched uranium.
提示在AOPI肺水肿的治疗过程中，给予低浓度的NO吸入必将起到重要作用。
So it would play an important role in AOPI pulmonary edema to inspire low density NO in the process of treatment.
酵母抽提物中游离的谷氨酸含量相对较低，这个低浓度下对机体不会产生有害的作用。
The free glutamic acid in yeast extracts are relatively low and of the concentration that will not produce a harmful spike in the body when consumed.
这种物质在极低浓度下(10ppb)就可以发挥作用，因此，你是闻不到这种物质的。
It works at a very low concentration-10 parts per billion-so you can't smell the compound.
然后，我们把低浓度渗入细胞并启动级联反应，激活释放氧气，刺激干扰素和免疫补充。
Then we put in the low concentration to permeate the cell and start the cascade reactions that activate the release of oxygen and stimulate interferon and the immune complement.
良好的固体特性。低浓度固体会快速沉降，快速脱水；在峰流时不会出现二沉池冲刷问题。
Favorable Solids Characteristics. Low concentration of dense solids settle rapidly, dewater rapidly; no clarifier washout problem at peak flows.
高浓度中，它可导致显著的急性肺水肿，相反慢性暴露在低浓度中可以导致显著的肺纤维化。
At high concentrations, it can cause significant acute disease with pulmonary edema, whereas chronic exposures at lower concentrations can lead to significant pulmonary fibrosis.
平壤的对外发言人在声明中称，实验型轻水反应堆的建设和低浓度铀的提炼取得“飞速进展”。
Pyongyang's foreign ministry said in a statement that the construction of an experimental light-water reactor and low enriched uranium were "progressing apace".
在有些地方原文的墨迹只剩下些微印痕，这使得研究它的科学家需要用能识别超低浓度的墨迹的技术。
In places, the ink from the original text is no more than a faint stain, so the scientists studying it need a technique that is sensitive to very low concentrations of ink.
在有些地方原文的墨迹只剩下些微印痕，这使得研究它的科学家需要用能识别超低浓度的墨迹的技术。
In places, the ink from the original text is no more than a faint stain, so the scientists studying it need a technique that is sensitive to very low concentrations of ink.
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