您要查找的是不是:
- bimodal igneous activity 双模式火成活动
- In Cretaceous, the Northeast Jiangxi area was in an extensional tectonic environment, resulted in the development of some bimodal igneous rock suites. 本区在白垩纪处于拉张伸展的构造环境,发育双峰式岩浆岩建造。
- Igneous activity had ceased by the beginning of the Tertiary period, 60million years ago. 6000万年前的第三纪初期,岩浆活动已经停止。
- Igneous activity had ceased by the beginning of the Tertiary period,60million years ago. 6000万年前的第三纪初期,岩浆活动已经停止。
- The earth movements associated with the orogeny triggered an extensive igneous activity. 伴随着造山运动的地壳运动出发了一场广泛的火成活动。
- An analysis of the genesis of this doposit was also made based on its stratigraphy, structure, meta-morphism and igneous activity, thus the metallogenetic model was astabli shed. 本文对四道沟金矿的区域地质、矿区地质及矿床地质特征做了论述,从地层、构造、变质及火成活动等方面对矿床的成因做了分析,并以此建立了成矿模式。
- The office has been humming with activity. 办公室一直忙着搞活动。
- The threat of war has depressed business activity. 战争的威胁使经济萧条。
- There has been a lot of activity in the town today. 今天市中心相当热闹。
- The town was humming with activity. 该市镇生气勃勃,呈现一片热闹的景象。
- Keywords geology;gold deposits;copper deposits;Hercynian igneous activity;metallogenic process;Inner Mongolia-Gansu-Xinjiang border (Beishan) region; 地质学;金矿床;铜矿床;海西期岩浆活动;成矿作用;蒙甘新相邻(北山)地区;
- Stamp collecting is my favorite activity. 集邮是我最喜爱的消遣。
- The store was a scene of great activity. 这家商店顾客盈门。
- He once engaged in anti-government activity. 他一度从事反政府的活动。
- The office is humming with activity. 办公室里一片忙碌。
- At a length of 25mm the distribution is bimodal. 长度为25mm时,分布是双峰形。
- Igneous rocks do not contain fossils. 火成岩不含化石。
- Containing little silica, as igneous rocks. 基性的基性的,含有比较少量的二氧化硅的作为火成岩的
- An igneous rock consisting chiefly of pyroxenes. 辉岩主要由辉石组成的一种火成岩
- A center of interest or activity. 中心兴趣或活动的中心