查询词典 silicate

The metallogenic series in time can be divided into three metallogenic pe riods (cassiterite silicate period, cassiterite sulfide period and base metal sulfidr period ) and six metallogenic stages.

该成矿系列时间递变可分为三个成矿期(锡石硅酸盐成矿期、锡石硫化物成矿期和贱金属硫化物成矿期)和六个成矿阶段。

Mesoporous molecular sieves were synthesized by using natural clay, sodium silicate and aluminum chloride as raw materials and cetyl trimethyl ammonium bromide as template agent at room temperature alkaline condition.

室温条件下以天然黏土、硅酸钠和氯化铝为原料，十六烷基三甲基溴化铵为模板剂合成介孔分子筛。

A fine, compact, usually white claylike mineral of hydrous magnesium silicate, H4Mg2Si3O10, found in the Mediterranean area and used in fashioning tobacco pipes and as a building stone.

海泡石氢氧化镁的矽酸盐矿石，通常为优质致密的白色陶土状物，H4Mg2Si3O10，产于地中海地区，用来制作烟斗和建筑用石

The result indicates that the content of cobalt in ocean manganese nodule can reach up to 0.30% and it is hosted in cobaltic silicate, oxide and sulfide.

结果表明：大洋锰结核中钴的质量分数可达0.30%，且主要以硅酸钴、氧化钴和硫化钴的形式存在。

The main cobaltiferous mineral states are: cobaltiferous ferruginous sulphide, oxide, carbonate, sulphate, clay mineral and silicate.

大横路钴矿床矿石中的钴为多相多态存在，主要的含钴矿物相有含铁的硫化物、氧化物、碳酸盐、硫酸盐、粘土矿物和硅酸盐，其中粘土矿物吸附态的钴约占矿石总钴量的三分之一，这一赋存状态的钴，用通常的选矿方法难以选取，是造成该钴矿床以往钴回收率低的主要原因之一。

The influences of technic conditions of preparation, such as concentration of sodium silicate, concentration of vitriol, reaction temperature and cocurrent time were studied by orthogonal design experiment.

利用正交设计安排实验，采用并流法制备沉淀二氧化硅，研究实验制备工艺条件硅酸钠浓度、硫酸浓度、反应温度和并流时间对沉淀二氧化硅的BET比表面积的影响。

Aluminum silicate refractories ; Instrumental analysis ; Componental analysis

近年来，一大批先进仪器在耐火材料行业和科技部门

The deposit is contained in the predominantly calc-silicate upper part of the corella formation .

矿床位于科雷拉岩系上部主要为钙质-硅酸盐类的岩层中。

From mineralogy, crystallochemistry and silicate physical chemistry point of view, this article mainly discussed the relationship of ingredient and crystal structure, the crystal habit of crystalline phases with different structure, and influences of thermodynamic conditions to crystal growth.

本文在纵观陶瓷发展史、了解前人对结晶釉的研究现状基础上，从矿物学、结晶化学以及硅酸盐物理化学的角度出发，主要研究K〓O-Na〓O-CaO-MgO-Al〓O〓-SiO〓系统结晶釉中成分与析晶体结构的关系，不同结构晶相的析晶特点，以及热动力学条件对析晶状态的影响等。

Micro-bore calcium silicate without rock cotton is a white, hard new thermal insulation material which has the features of light unit weight, high hardness, low heat conduction coefficient, heat resisting, corrosion-proofed, cuttable and sawable, and widely used in the pipeline of electric, metallurgy, petrochemistry, architecture and shipbuilding industry, and heat resisting, fireproofed and soundproofed equipment of the house wall.

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。