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- mineral source strata 矿源层
- The paper pointed out the lacustrine mudstones of Jiufotang and Shahai Formations are petroleum source strata in the basin, and discussed main oil generating depressions and oil-bearing structures. 指出九佛堂组、沙海组的湖相泥岩为盆地内的生油岩,并论述了盆地内主要生油洼陷及储油构造。
- Zhenan-Xunyang area of Shaanxi Province is one of the main metal mineral sources in Southern Qinling Mountains. 摘要陕西镇安－旬阳地区是南秦岭重要的金属矿产地之一，形成的主要金属矿种有铅锌矿、汞锑矿和金矿。
- Its competitors such as stone, brick, metal and plastic are all derived from exhaustible mineral sources. 其他竞争性材料如石料、砖、金属和塑料管都是从易被竭尽的矿产资源中提取的。
- Some, such as cochineal, come from insects and a small number, including iron and copper salts, come from mineral sources. 有一些，如洋红，来自昆虫，还有一小部分，包括铁和铜盐，来自矿产资源。
- The amount of nitrogen needed from BNF sources is then, determined by the difference between total N assimilation requirements and N taken up from mineral sources in the soil. 而所需要的来自生物固氮的氮量就由总的氮素吸收需要量和土壤中矿质来源的氮素吸收量的差值来确定。
- The news comes from a reliable source. 这消息来自可靠的来源。
- He doubles the parts of a farmhand and a miner. 在这出戏里他既扮演雇农又扮演矿工。
- It possessed rich mineral deposits, including gold. 它拥有丰富的矿藏，包括黄金。
- The country possesses rich mineral resources. 这个国家有丰富的矿产资源。
- No potassium did we find in this mineral. 在这种矿石中我们没有发现钾。
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- A miner's lamp is fixed onto his helmet. 矿灯固定在矿工的头盔上。
- Solar energy is a new kind of source of energy. 太阳能是一种新型能源。
- The sun is the ultimate source of energy. 太阳是能量的最基本来源。
- A source of irritation or annoyance. 令人生气的事或者引起烦恼之事
- The gold miner staked out his claim. 那位淘金者立桩标出他的地界。
- The groundwork or source of something. 基础，根源某事物的基础工作或根源
- He sketched the coal miner in a few minutes. 他几分钟就画了一幅那位煤矿工人的素描。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
