1) jade
[英][dʒeɪd] [美][dʒed]
玉石
1.
And preliminary analysis on the ornamental stones of jade are made.
主要探讨了矿物晶体观赏石的评价要点,并对玉石观赏石进行了初步探讨。
2.
Illite jade, in vein, was discovered in some copper mine, located in Daye county, HubeiProvince, and is a rind hydrothermal alteration rock from anorthosite.
玉石矿体呈脉状产出，系由斜长岩脉经热液蚀变而形成。
3.
Most of jade resources in Shimian area belong to medium and low grade jade material On the basis of quality,color and figure,the jade may be divided into ivory jade,opal jade,pink jade,green jade and jasper From geological setting,occurrence of orebody and structure and texture of ore it is concluded that the jade deposits are contact metamorphic and dynamometamorphic one
石棉地区的玉石矿产大都属中低档的玉石石料。
2) molecular fossils
分子化石
1.
The molecular fossils characteristics of Cambrian heavy oil in Tadong 2 well were studied by the synthetic methods such as carbon isotope,GC and GC-MS.
综合运用同位素质谱、色谱、色谱-质谱技术手段研究了塔东2井寒武系稠油分子化石特征。
2.
As a newly developed subdiscipline of stratigraphy,molecular stratigraphy focuses on a variety of molecular fossils derived from biochemicals including protein,nuclear acids,carbohydrates,lipids and lignin.
在地层中,分子化石具有分布的广泛性、定量的准确性、应用的指纹性和信息的多样性等特点,其地层学应用的主要原理是依据分子化石的生物源信息和其离开生物体后发生的一系列转化途径来实现的,其表述方法可以是含量、相对丰度、碳数分布和单体同位素特征等。
3.
Series of molecular fossils, including n alkanes, extended tricyclic terpanes, hopanes and regular steranes, have been detected from the red clastic strata of Middle Jurassic-Early Cretaceous in Jianmenguan profile, Sichuan basin in China.
利用气相色谱 -质谱仪从四川剑门关侏罗—白垩系红层中检测出包括正构烷烃、类异戊二烯烃、长链三环萜、藿烷及甾烷等系列分子化石 。
3) molecular fossil
分子化石
1.
Features of molecular fossils at the Shibei dinosaur fossil site-Early Jurassic red beds-in Gongxian, Sichuan, and their paleoenvironmental significance;
四川珙县石碑恐龙化石埋藏地红层分子化石特征及其古环境意义
2.
The spacial variations of organism derived from the molecular fossil in the typical monsoon region;
中国典型季风区分子化石记录的生物空间分异
3.
To construct the information system of molecular fossils based on Web will provide an information platform released on the Internet for worldwide researchers of organic geochemistry and molecular paleontology to retrieve and communicate rapidly.
通过系统需求分析 ,应用 ASP技术和 B/ S多层结构的分布式数据库技术来实现分子化石信息系统的 Web设计开发。
4) fossil distribution
化石分布
6) corundum
[英][kə'rʌndəm] [美][kə'rʌndəm]
刚玉,刚玉石
补充资料：玉石
| 玉石 jade 自然界中颜色美观、质地细腻坚韧、光泽柔润，由单一矿物或多种矿物组成的岩石，如绿松石、芙蓉石、青金石、欧泊、玛瑙、玉髓、石英岩等。狭义专指硬玉(翡翠)和软玉(如和田玉、南阳玉等)，或简称玉。实际上广义的宝石也包括玉石在内。常用作首饰及玉雕材料。中国古代视玉为圣洁之物，是权力、地位和吉祥的象征。中国是世界上用玉最早的国家，已有7000多年的历史。
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参考词条