chemical element的例句大全

Hydrogen: Lightest chemical element, chemical symbol H, atomic number 1.

氢: 一种轻的化学元素, 化学符号H, 原子序数1.

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The discovery of the chemical element a happy accident.

发现这种化学元素纯属偶然.

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Radium is a chemical element.

镭是一种化学元素.

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Hydrogen is the lighted chemical element of all.

氢是所有化学元素中最轻的元素.

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We must include this chemical element in the group.

我们必须使组里包括这种化学元素.

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A chemical element is represented a symbol.

化学元素可用符号来表示.

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Boron: Semimetallic chemical element, chemical symbol B, atomic number 5.

硼: 半金属的化学元素, 化学符号b, 原子序数5.

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Iodine: Nonmetallic chemical element, chemical symbol I, atomic number 53.

碘: 非金属化学元素, 化学符号i, 原子序数53.

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Sulfur: Nonmetallic chemical element, chemical symbol S, atomic number 16.

硫: 非金属化学元素, 化学符号S, 原子序数16.

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Lead: Metallic chemical element, chemical symbol PB, atomic number 82.

铅: 金属化学元素, 化学符号PB, 原子序数82.

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Mercury ( quicksilver ): Metallic chemical element, chemical symbol Hg, atomic number 80.

汞 ( 亦称水银 ): 金属化学元素, 化学符号Hg, 原子序数80.

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Nickel Metallic chemical element, one of the transition elements, chemical symbol Ni, atomic number 28.

金属化学元素, 过渡元素之一, 化学符号ni, 原子序数28.

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Strontium Chemical element, one of the alkaline earth metals, chemical symbol Sr, atomic number 38.

化学元素,碱土金属之一, 化学符号sr, 原子序数38.

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Iridium: Metallic chemical element, one of the transition elements, chemical symbol Ir, atomic number 77.

铱: 金属化学元素, 为过渡元素的一种, 化学符号Ir, 原子序数77.

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Nitrogen: Gaseous chemical element, chemical symbol N, atomic number 7.

氮: 气态化学元素, 化学符号N, 原子序数7.

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A chemical compound containing the azido group combined with an element or radical. Most direct substitution of groups bound to an aromatic nucleus is limited to diazonium salts.

叠氮原子团和一种元素或一种基结合形成的一种化合物。大多数连于芳核能被直接取代的基团仅限于重氮盐。

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A chemical compound of a halogen with a more electropositive element or group.

任何一种分子中含有四个卤原子的卤化物.

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The animal glue is used to make mold and core sand binder, and infrared spectrum ( IRS), chemical element analysis, and thermal lost-weight analysis are used to explore the recycling property and reused process of glue-based mold and also its core sand environmental influences.

采用近乎属于固体工业废物的动物胶做型芯砂黏结剂，用红外光谱分析、热分析及元素分析等方法探讨了其对环境的影响以及所制造型芯砂的回用性能、再生工艺等。

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The element potential method is mainly used to calculate chemical equilibrium.

元素势方法主要用来计算化学平衡问题.

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PPy was synthesized in the element of aluminum electrolytic capacitors by oxidatively chemical polymerization.

采用化学氧化聚合法在铝电解电容器的芯子中形成聚吡咯.

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