查询词典 toxicity

Cu2O is considered to be an attractive material since it has the advantages of non-toxicity, high absorption coefficient and low-cost producibility. To understand Cu2O characteristics can provide useful and fundamental datum to promote the efficiency of solar cells.

因具有低成本、无毒性、自然界含丰富，在可见光有很好的光吸收特性、并可利用各种镀膜法来沉积薄膜，制程简单且成本低廉等优点，於是了解氧化亚铜材料特性，可以更加改善太阳能电池的效能与其应用。

Cuprous oxide (Cu2O) is a direct band gap semiconductor with optical band gap energy of 2.0 - 2.5eV. It is a non-stoichiometric p-type semiconductor. The attractiveness of cuprous oxide as a photovoltaic materials because of its high absorption coefficient in visible regions, non-toxicity, abundantly available starting material on the earth and low cost producibility.

氧化亚铜为直接能隙P型半导体材料，是属於一种非化学计量比缺陷半导体(non stoichiometric defect semiconductor)，光学能隙值约在2.1-2.5eV之间，具有低制造成本、无毒性、起始材料在自然界中含量丰富等优点，并且在可见光范围内具有相当高的光吸收系数，因此主要的应用可用来制造太阳能电池元件。

Objective: To study the toxicity and the regulation effects of serium lipid of propolis.

目的：蜂胶软胶囊毒性和对大鼠血脂调节作用被研究。

This prosthetic group has been well studied and is not associated with any toxicity.

人们对非朊基已经有很好的研究了，知道其与毒性无关。

This protectant generally smell less, low toxicity, non-burning, high security performance.

这种防护剂一般气味少，毒性低，不燃烧，安全性能高。

There is no recommended upper limit for provitamin A as there have been no defined cases of toxicity.

没有维生素A前体的建议上限，因为尚没有确定的s-胡萝卜素毒性的例子。

In addition, VPA has potential toxicity for digestive system, blood system, and liver, even lethiferous putrescence.

另外，VPA对消化系统、肝脏及血液系统均有潜在的毒性作用，甚至出现致死性肝坏死。

Natural Insecticidal Pyrethrum CHENG Xuan-Sheng1, ZHAO Ping2, YU Yong3 (1Jiangsu Pesticide Research Institute, Nanjing 210036, China; 2Shenyang Research Institute of Chemical Industry, Shenyang 110021, China; 3Shengyang BMD Chemical Company, Shenyang 110021, China) Abstract: This paper reviews research pertaining to natural insecticidal pyrethrum, including the active ingredient in the pyrethrum flower, manufacture, formulation, toxicity, and research on control of agriculturally important insect pests.

天然除虫菊程暄生1，赵平2，于涌3 (1江苏省农药研究所，南京210036；2沈阳化工研究院，沈阳 110021；3沈阳博美达化学有限公司，沈阳110021)摘要综述了天然除虫菊的相关研究，包括除虫菊花的杀虫活性成分、制剂与加工、毒性及在农业害虫防治方面的研究。

Enzyme quinone reductase protects against quinone-induced toxicity and has been used as a marker in cancer chemoprevention studies.

解毒酶醌还原酶可防止醌诱导毒性，并已用作癌化学预防的研究。

The detoxification enzyme quinone reductase protects against quinone-induced toxicity and has been used as a marker in cancer chemoprevention studies.

解毒酶醌还原酶可防止醌诱导毒性，并已用作癌化学预防的研究。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。