chemical element
英 [ˈkemɪkl ˈelɪmənt]
美 [ˈkemɪkl ˈelɪmənt]
n. 化学元素
英英释义
noun
- any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
双语例句
- Making different patterns, each pattern stand a distinct chemical element.
每一类都有不同的化学性质。 - Suitable methods were found for the determination of the elements, thus providing a scientific basis for the selection of suitable methods for chemical element analysis in plants.
本文为植物生态学和植物学中氮元素各种形态含量的分析提供了选择测定方法的依据。 - So they represented this chemical element with a solar symbol.
所以他们用太阳符号来代表这种化学元素。 - A chemical element is represented by a symbol.
化学元素用符号来表示。 - Neutron Activation Analysis ( NAA) is a valid nuclear analytical technique, whichoccupy an important position in the chemical element analysis.
中子活化分析是一种有效的核分析技术，在微量和痕量元素分析中占有重要地位。 - Isotope: One of two or more species of atoms of a chemical element having nuclei with the same number of protons But different numbers of neutrons.
同位素：一种化学元素的两个或多个类型，它们的原子核具有相同的质子数，而中子数却不同。 - Zinc is a chemical element which is very important to our health.
锌是一种对人体健康很有益处的元素。 - We must include this chemical element in the group.
我们必须使组里包括这种化学元素。 - The adoption imports to reunite high-qualityly the amino acids mixs with little chemical element, the stability is strong, absorb make use of efficiency good, function result obvious;
采用进口优质的复合氨基酸螯合微量元素，稳定性强、吸收利用效率好、性能效果明显； - Blue diamonds get their colour from small amounts of the chemical element boron trapped in their crystal structure.
蓝钻石的晶体结构中含有的化学元素硼是蓝色的由来。