他聚集各种岩石和矿物的标本。
他采集了各种岩石和矿物的样品。
岩石和矿物是构成地壳的材料。
Rocks and minerals are materials which make up earth's crust.
他采集各种岩石和矿物的标本。
地质学关系到系统地研究岩石和矿物。
Geology is concerned with systematic study of rocks and minerals.
而难以识别含不同成分的岩石和矿物。
It is difficult to identify various rocks and minerals which contain different components.
过去这家博物馆有一些极好的岩石和矿物标本。
There were some fine specimens of rocks and ores in the museum.
作为一名地质学家，她收集各种岩石和矿物的样本。
As a geologist, she collects specimens of all kinds of rocks and minerals.
研究岩石和矿物是，地质学家用原子、分子和晶体的化学与物理概念。
In their study of rocks and minerals geologists apply chemical and physical concepts of atoms, molecules and crystals.
碎屑岩是由岩石和矿物碎屑的单体组合而成，这些碎屑物质的粒度可以是巨大的确石到微细的颗粒。
Clastic rocks are composed of individual fragments of mineral or rock. The fragments may range in size from huge boulders to microscopic particles.
宇航员可以派出机器人在这颗陌生的行星上工作，收集岩石和矿物；建立永久性观察站，或向四面八方走动。
The astronaut can send out a robot which will work on the unknown planet, collecting rocks and minerals, putting up a permanent observation station or traveling far and wide.
真菌从岩石中吸收水分和矿物盐，并在代谢废物中传递这些物质，而这些废物向藻类提供营养。
The fungi absorb moisture and mineral salts from the rocks, passing these on in waste products that nourish algae.
现在，他们在火星和澳大利亚的远古岩石群中均发现很多类似的矿物质。
Now they have discovered that the ancient rocks on Mars and in Australia share many similar minerals.
在冰川进展过程中，它们剥脱了陆地表面的岩石和土壤，然后在撤退时将矿物质和营养物质释放到海洋中。
As the glaciers advanced, they scraped off the top layer of rock and soil on land and then released minerals and nutrients into the ocean as they retreated.
在浅滩地区形成的现代层叠岩石，是细菌生长和捕获矿物质而形成的。
Modern stromatolites form in shallow tidal areas, and are the result of bacteria growing and trapping minerals as they do so.
该增长也是水晶细胞结构的结果，那将穿透所有岩石、矿物、森林、海洋和草木。
This growth is also the result of the crystalline cellular structure that will permeate all rocks, minerals, forests, oceans and vegetation.
这位土壤科学家还知道了正是因为细菌土壤才有生命或者肥沃和支持繁茂的植物生长—细菌吃岩石同时生产土壤然后把矿物质传递给植物。
The soil scientist also knew soil is alive or fertile and supports lush plant growth because of bacteria - the bacteria eat rocks to produce soil and then pass the minerals along to plants.
对岩石、矿物和化石的相对年龄或绝对年龄的研究。
The study of the relative or absolute age of rocks, minerals and fossils.
该文依据分子轨道理论和固体物质的能带理论，对石油及岩石矿物的荧光性成因进行了论述。
The article deals with the oil and rock mineral property according to the molecular orbit theory and the energy band theory of the solid material.
岩石的矿物成分、颗粒大小、结构和颜色的宏观性质。
The macroscopic nature of the mineral content, grain size, texture and color of rocks.
系指不是被搬运来和沉积过的，与岩石一起生长的矿物或物质。
Pertaining to minerals or materials that grow in place with a rock, rather than having been transported and deposited.
铁矿物是环境水体、土壤、沉积物和岩石的主要组分。
Iron minerals are the main constituent of waters, soils, sediments and rocks in nature.
传统认为硅的循环主要受岩石风化、矿物溶解和水体沉积的影响。
Traditionally, silicon cycling is thought to be mainly controlled by rock weathering, subsequent mineral dissolution, and final aggradation in waters.
从岩石的矿物组成、结构和抛光工艺及参数等方面对石材抛光面光泽度不均匀问题进行了剖析。
The inhomogeneous glossiness of stone polishing surface result from these factors such as mineral compositions, petrological structure and polishing process or process parameters has been analysed.
矿物成分简单，原生金属矿物只有辉锑矿和黄铁矿，脉石矿物有石英、方解石及少量重晶石，它们均充填在岩石的缝洞中。
The mineral composition is simple, only with original metallic minerals antimonite and pyrite, gangue minerals quartz, calcite and a few barites, all in the fissure or hole of the rock.
层理岩石是由一种或多种矿物晶粒、孔隙和胶结物等组成的集合体。
The physical and mechanical properties of layer rock and the acoustics characteristic have a close relationship.
层理岩石是由一种或多种矿物晶粒、孔隙和胶结物等组成的集合体。
The physical and mechanical properties of layer rock and the acoustics characteristic have a close relationship.
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