- 重点词汇
- onprep. (覆盖、附着)在…上;由…支撑着;在(运输工具)上;在(某一天);就在…之后;关于(事或人);(身上)带着;为(某团体或组织)的一员;吃;(表示方向)在,向,对;在,接近(某地);根据;以…支付;通过;与…相比
- at leastadv.至少;
- substancen.物质,材料;实质,内容;[神]灵;(织品的)质地;
- inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
- aart. (用于可数名词或单数名词前,表示未曾提到的)一(人、事、物);用于前有形容词或后有短语的不可数名词前;一(个);每一(个);任一(个);
- alwaysadv.总是,老是;永远,始终;常常;不断地;
- formingn.形成;组成;构成;编成;
- chemical change化学变化;
- newadj.新的,崭新的;新鲜的,新到的;现代的;初次(听到)的;
- 相关例句
Whenever a chemical change takes place, There is a new substance formed.
每当发生化学变化时, 就有一种新的物质生成.
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The chemical composition and casting technology of the lining were described also.
同时还介绍了该衬板的化学成分和铸造工艺.
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The chemical composition of the pyrolytic oil was clearly known this way.
由此,全面了解了热解油的族分组成和化学组成.
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The infrared spectra ( IRS ) are measured for chemical composition of series gallstones.
用红外光谱法测量了系列胆结石成分的红外光谱.
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The influence of chemical composition on austenitizing temperature was introduced.
介绍化学成分对奥氏体化温度的影响.
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