lower crust是什么意思,lower crust的意思翻译、用法、同义词、例句
常用词典
下地壳;下部地壳
例句
The middle crust and the lower crust is in the ductile field.
上地壳表现为脆性变形,中、下地壳为韧性的流动变形。
In lower crust, faults often consist of a series of secondary fractures.
发育于地壳浅层中的脆性断层常常由一系列次级小断层所构成。
The primitive Pb was mainly derived from the lower crust and upper mantle;
矿床中的 原 始铅主要来源于地壳深部或上地幔;
Thus it is indicated that they are the products of lower crust environment.
由此说明,是下地壳环境的产物。
The metallogenic source material comes from the upper mantle and the lower crust.
成矿物质来源于上地幔和下地壳。
网络扩展资料
单词解释:
"lower crust" 指的是地球的外壳的下部分,也称为“下地壳”。
例句:
- The lower crust is composed mainly of igneous rocks like gabbro and basalt. (下地壳主要由辉绿岩和玄武岩等火成岩组成。)
- The thickness of the lower crust varies widely across the world. (下地壳的厚度在全球范围内变化很大。)
用法:
"lower crust" 通常用于地球科学领域,用于描述地球的结构和构成。
近义词:
- inferior crust (下部地壳)
- subcrust (下地壳)
反义词:
- upper crust (上地壳)
lower
单词解释:
"lower" 是一个多义词,可以表示“更低的”,“降低”,“放低”,“下降”等意思。
例句:
- The temperature will be lower tomorrow than today. (明天的温度比今天低。)
- The company decided to lower the price of its products. (公司决定降低产品的价格。)
- Please lower your voice, people are trying to work here. (请放低你的声音,这里有人在工作。)
用法:
"lower" 可以作为形容词或动词,用于描述位置、数量、水平、质量等方面的“下降”或“放低”。
近义词:
- reduce (减少)
- decrease (减少)
- diminish (减少)
- drop (下降)
反义词:
- raise (升高)
- increase (增加)
- elevate (提高)