她说目前确认化学成分是否造成癌症的途径每次对其进行试验。
She says the current way to identify whether chemicals cause cancer is to test them one at a time.
这类饮料尚未经过严格临床试验的检测，不过有研究显示，其中至少有些成分能帮助睡眠或缓解焦虑。
The drinks have not been tested in rigorous clinicaltrials, but at least some of their ingredients have been shown in studies to aid sleep or reduce anxiety.
药物试验市场越来越大的份额正向着新兴市场转移，而在此之前，药物成分的生产已经几乎完全转移出发达市场。
A greater share of drug testing is moving to emerging markets, following the nearly complete offshoring of pharma ingredient manufacturing.
甚至在某些流行的商业配方中质量都不一致；试验表明，从包装上所显示的数字来看，有效成分的浓度差异很大。
Quality is inconsistent even among popular commercial formulations; tests have shown that the concentrations of active ingredients can vary greatly from the amounts listed on the packaging.15.
通过这些试验，将能够更好地了解一个人需要多少剂疫苗才能获得免疫，以及每剂疫苗中必须含有多少有效成分(抗原)。
These trials will give a better idea of the number of doses required for a person to be immunized, as well as of the quantity on active principle (antigen) needed in each vaccine dose.
而事实上，这六位研究者的确发现并强调，在其中两个案例中，安慰剂的成分很可能影响到了试验结果。
Indeed, the researchers highlight two cases in which ingredients were revealed and may have affected the study.
对不同成分的不锈钢丝绳进行海水全浸试验，对耐腐蚀性能进行分析和讨论。
To test stainless steel wire rope with different compositions immerged in seawater and to analyze and discuss anti-corrosion property.
品质证明书内应列入根据合同规定的标准进行化学成分、机械性能及其他各种试验结果。
Quality Certificate to show actual results of tests to be made, on chemical compositions, mechanical properties and all other tests called for by the Standard stipulated heron.
高灵敏度的放射性示踪技术，已经常用于跟踪标志污垢成分的试验。
The highly sensitive radio tracer technique is often used to follow tagged synthetic soil ingredients.
完成分析报告和试验结果报告。
采用主成分回归（PCR）和偏最小二乘法（PLS）对试验数据进行了多元统计分析。
Then all data were analyzed by principal component regression (PCR) and partial least square (PLS).
海滨研究所的试验并非是改变自闭症患者大脑的化学组成成分的唯一尝试。
Seaside's trial is not the only attempt to alter the brain chemistry of people with autism.
通过饲养试验得到摄入养分含量和猪粪便中肥料成分含量的实测数据，对其进行统计分析。
Data of nutrient contents in diets and in slurries were obtain by feeding experiment and analyzed.
采用低倍组织试验、化学成分分析及金相检验等方法，对出现边裂的带钢卷进行了解剖分析。
Structure testing in low magnificution, chemical composition analysis and microstructure examination were used to analyze the edge cracking of strip steel coil.
通过化学成分分析、硬度试验、宏观和微观检验等方法，对减速机齿轮齿面弧形裂纹的产生原因进行了分析。
The reason of arc crack on retarder gear surface was analyzed by means of chemical composition analysis, hardness testing, macrostructure and microstructure examination.
方法：试验采用单因素随机区组设计，定株定期进行调查测定，收获后测各器官干重、产量和主要有效成分含量。
Method: Single factor randomized block design was applied, plant samples were collected and investigated periodically, and dry weight, production and the main active ingredient content were measured.
在改进的MLD - 10型冲击腐蚀磨损试验机上，对不同成分的低碳高合金钢的冲击腐蚀磨损性能进行了测试。
LCHA with several variations of composition were tested with a modified MLD-10 wear tester to investigate their behavior under corrosive impact abrasion.
通过赫尔槽试验研究了镀液中各成分含量、操作条件及电源对镀层外观的影响。
Effects of each component content in solution, process conditions, power source on appearance of Sn deposit were studied by Hull Cell test.
通过赫尔槽试验研究了镀液中各成分含量、操作条件及电源对镀层外观的影响。
Effects of each component content in solution, process conditions, power source on appearance of Sn deposit were studied by Hull Cell test.
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