| 词汇 | zinc |
| 释义 | zinc noun[ U ] uk /zɪŋk/ us /zɪŋk/(symbolZn) a chemical element that is a bluish-white metal, used in making other metals or for covering other metals to protect them锌 bagi1998/iStock/Getty Images Plus/GettyImages Chemical elements actinium alkali metal americium astatine berkelium brimstone bromine calcium fluorine germanium iodine lithium manganese nickel plutonium quicksilver selenium silicon sodium transition metal You can also find related words, phrases, and synonyms in the topics: Chemistry: metals & metalworking zinc | American Dictionaryzinc noun[ U ] us/zɪŋk/ a blue-white metal used esp. in combination with other metals or for covering other metals to protect them zinc | Business Englishzinc noun[ U ] uk /zɪŋk/us a blue-white metal used to make alloys(= combinations of metals) or for covering other metals to protect them Examples of zinczinc It was found that the cercariae in the two studies showed different susceptibility to zinc. A bill based on the weight of the copper (and later zinc), and hence the amount of electricity used, was sent to the household. The other subunit combinations would also be sensitive to zinc, but to a lesser extent. Diluted solutions of zinc and copper chloride and sodium hydroxide were used. In the present study, the metals chosen (copper, zinc, manganese and iron) are all essential for normal molluscan metabolism but are toxic at high concentrations. Transfusions of albumin and immunoglobulins were needed every 2 weeks, as well as substitution with calcium, magnesium and, later on, zinc. Potentiation of zinc stress caused by parasitic infections of snails. Potentiation of zinc stress caused by parasitic infection of snails. The concentrations of copper and zinc were determined at 0.2-2.6 and 1.1-6.0 mg/(g total solids), respectively. The presence of zinc in the unfolded state suppresses this local bump and the broad activation barrier becomes accessible. The samples were examined by simple smear and zinc sulphate concentration methods. Because of these properties zinc binds protein, lipoproteins and phospholipids. Only manganese and zinc were exceptions (see figure 1). In addition, zinc-coated sheets and copper sheets were studied as a reference. When embryos were exposed to zinc and copper at the same time, a greater embryotoxicity was observed. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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