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- Daijiazhuang lead-zinc deposit is a mesoscopic deposit, It take Pb, Zn as essential composition and accompanying Ag ect. 代家庄铅锌矿床是以铅锌为主,伴生银等可综合利用组分的中型矿床。
- Daijiazhuang lead-zinc deposit is a mesoscopic deposit, It take Pb, Zn as essential composition and accompanying Ag ect.,component thats can be multipurpose used. 代家庄铅锌矿床是以铅锌为主,伴生银等可综合利用组分的中型矿床。
- As the essential composition of classroom activities as well as a major subject of study for pedagogics, questioning is one of the approaches adopted frequently in English Intensive Reading courses. 摘要课堂提问是英语精读课上最常用的方法之一，是课堂教学的一个重要组成部分，是教学法的重要研究对象。
- Although the context of uniform accounting system and the uniform financial system have changed a lot,they are still essential composition of the rule of accounting in our country. 虽然我国的统一会计制度和统一财务制度的内容发生了许多变化，但它们至今仍是我国会计核算规范体系的基本组成部分。
- Pyrite can provide the information about metallization, ore potential, deep mineralization etc with its characters, such as crystal shapes, essential composition, microelement and pyroelectricity. 通过对黄铁矿的形态、物性、主成分及微量元素等标型特征的研究,可反映金矿床的不同成因,也是预测成矿远景地段、指导深部找矿的有效方法之一。
- Her most essential quality is kindness. 她最主要的品质是善良。
- He sweated out his composition in several hours. 他苦干了几个小时才写出了作文。
- Surprise is an essential component of my plan. 我这项计划主要就是想使大家惊喜一下。
- Rice is our essential foodstuff in life. 大米是我们生活的基本食物。
- National unity is essential in time of war. 举国团结在战时是非常重要的。
- He wrote a composition or (he) read an essay. 他写作文或读散文。
- What is the essential theme of the play? 这剧本的主题是什麽?
- His composition is far superior to mine. 他的作文比我的好多了。
- Limit your expenditure to what is essential. 你要把开销限制在必要的范围内。
- It is essential that he get up early. 他有必要早起。
- Get a hustle on to stockpile these essential material. 赶快把这些重要材料贮放起来。
- Mass education is essential in promoting democracy. 民众教育对提倡民主是非常重要的。
- It is essential to balance one's budget. 量入为出是很重要的。
- A slow, mournful musical composition. 庄重悲哀的乐曲节奏缓慢，庄重悲哀的音乐作品
- Mutual understanding is essential to friendship. 相互理解对友谊至关重要。
