trace quantities

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1.

And most importantly , it has the capability to look for trace quantities of organic molecules .

而最重要的是，它有能力寻找微量有机分子。

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2.

Females produce trace quantities of androgens , mostly in the adrenal glands , as well as in the ovaries .

雌性动物血浆中亦含微量的雄激素，可能由卵巢及肾上腺分泌。

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3.

A synthetic element produced in trace quantities by helium isotope bombardment of curium .

一种合成元素，由氦同位素轰击锔可得到微量的这种元素。

4.

Trace quantities are used in perfumes to provide a peach-apricot aroma .

微量用于香水，以提供一个桃子，杏子的香味。

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5.

Trace quantities of impurities can impart a musty or pungent odor to the gas .

痕量的杂质会使气体带有一种霉味或刺激性气味。

6.

from a secondary treatment plant , the process achieved 94 . 5% cadmium removal FOR the trace quantities present.

用这种方法处理二级处理厂排出的综合下水，可除去水中含镉量的 94 .

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8.

Test Method for Trace Quantities of Sulfur in Liquid Aromatic Hydrocarbons by Oxidative Microcoulometry

氧化微库仑法测定液体芳烃中微量硫的试验方法

9.

Research and evaluation of test methods of trace quantities of sulfur in light liquid petroleum products

轻质石油产品硫含量测试方法研究与评价

10.

Test Method for Trace Quantities of Carbonyl Compounds with 2, 4-Dinitrophenylhydrazine

用 2,4-二硝基苯肼测定羟基化合物痕量的试验方法

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