用石
- 与 用石 相关的网络例句 [注:此内容来源于网络,仅供参考]
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To create a perfect Red Turquoise with brilliant red body wide and paralled striation of turquoise, red eyes and perfect finnage is still the most difficult task for any breeder in the world.
用绿松石的精采红色身体宽和paralled线状要创造一块完善的红色绿松石,红色眼睛和完善的finnage仍然是所有交配动物者的难题在世界上。
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To the question of partial environmental pollution, this subject adopts nanometer to assemble technology and method , compound with antibiotic function silver ion and carrier of zeolite with structure of narrow passage of size of nanometer, make it have antibiotic function , compound silver zeolite of ion implement artificial to activate with the particle hole 2 times distributing and transforming, make ammonia correctly, sulphurate the hydrogen, the formaldehyde waits for the peculiar smell gas to absorb the function fast, add and abolish such auxiliary raw materials as the glass dust , clay ,etc. afterwards, make one with the silica gel solution, is it form usable particle to cook powder body that finish.
针对局部环境污染的问题,本课题采用纳米组装技术和方法,将具有抗菌功能的银离子与具有纳米尺寸孔道结构的沸石载体复合,使其具有抗菌功能,然后将复合了银离子的沸石实施人工活化和二次颗粒孔分布改造,使对氨气,硫化氢,甲醛等异味气体具有快速吸附功能,最后再加入废玻璃粉、粘土等辅助原料,用硅胶溶液造粒,将做好的粉体烧结成便于使用的颗粒。
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The capacity of tolyl arsonic acids for collecting cassiterite has been investigated.
本文介绍了用混合甲苯胂酸浮选锡石的研究工作,试验表明混合甲苯胂酸对锡石的捕收能力优于对位和邻位甲苯胂酸。
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Measured the levels of serum unconjugated bilirubin before and after the treatˉments in each group.
在相同光疗的基础上实验组加用蒙脱石散剂,观察两组治疗后血清胆红素水平的变化程度,同时观察便性状改变情况,评价蒙脱石散剂联合光疗的疗效。
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Of vermiculite, a substance that can hold air, water and nutrients. Then
洒一些种子在罐子的表面,然后用一层薄的蛭石覆盖,蛭石是一种可以留住空气、水分和养分的物质。
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Percent of infected dogs were feed mainly with duck and chick livers or other animals viscus or muscle, which contained a large number of protein and ions with singular nutrition.
治疗以药物排石和手术为主,改变结石形成、生长的环境,通过药物对较大的结晶体颗粒溶解,多饮水或用速尿等促进结石随尿液排出;膀胱结石、尿道结石多采用手术取石法,但存在复发率高的缺点。
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The intermixture of positive ion surfactant Cetyltrimethyl Ammonium Bromide and zwitterion surfactant N,N-C12BE was used to modify the natural zeolite. Correlative parameters of modified zeolite adsorbing Cr and phenol from wastewater were studied.
摘 要:用阳离子表面活性剂十六烷基三甲基溴化铵与两性离子表面活性剂 N,N-二甲基十二烷基甜菜碱复配的混合表面活性剂对天然沸石改性,研究了改性沸石吸附废水中 Cr 和苯酚的相关参数。
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Their specific surface area and acid strength were measured, and their catalyt and SBA-15 were ic performance was evaluated in the synthesis of fructone by acetalization of ethyl acetoacetate with ethylene glycol.
用浸渍法制备了一系列负载型磷钨酸及其铯盐催化剂,载体包括超稳Y沸石、脱铝超稳Y沸石、SiO2和SBA-15,测定了催化剂的比表面积和酸强度,并在乙酰乙酸乙酯与乙二醇液相缩合制取苹果酯反应中考察了催化剂的性能。
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Experimental results show that the water velocity is that when the BV ammonia concentration of 50 mg, L - 1 simulation wastewater and 98 mg, L - 1 point of industrial wastewater, penetrate respectively C/C0 = 0.3 and 0.15, water column of natural zeolite could handle respectively; 126 BV, 43 BV Modified zeolite column can handle respectively 157 BV, water, and with 46 BV hydraulic load increases, zeolite column can reduce water treatment, The experiment was found to leak after 8 NaCl solution with zeolite desorption regeneration effect is good, low cost, regeneration of zeolite adsorption capacity decrescent, Test through dynamics analysis found that zeolite column of ammonia nitrogen adsorption fast.
实验结果表明,进水速度为2.72 BV时,通入氨氮浓度为50 mg·L-1的模拟废水和98 mg·L-1的工业废水,此时穿透点分别为C/C0=0.3和0.15时,得到天然沸石柱可处理水量分别为126 BV、43 BV;改性后沸石柱可处理水量分别为157 BV、46 BV,且随水力负荷增大,沸石柱可处理水量减小;试验还发现对泄露后沸石用8%NaCl溶液解吸再生效果好,成本低,再生后的沸石吸附容量变小;试验通过动力学分析发现沸石柱吸附氨氮速度较快。
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Compared with the conventional analytic methods, the author studies the feasibility that the elastic bearing model is used to simulate the boundary constraint condition of the enrockment.
引入弹性边界模型,对比传统分析中对边界约束的处理,研究用弹性边界来模拟堆石体边界约束条件的可行性;选用规则典型的坝体,研究面板堆石坝的面板及堆石体的应力应变规律,特别是周边缝的变形规律;分别讨论了岸坡坡比、坝前水深、坝高、河床底宽等几何参数对弹簧系数取值的影响,确定弹簧系数的取值范围,给出了可用于实际工程计算的最佳取值范围;以松山面板堆石坝作为工程实例,验证弹性边界模型的实用性,并为工程建设提供了一定的参考。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很,以良性病变为主。