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- A chest for preserving ore samples. 用来保存矿石样本的箱子。
- The choice of gold ore sample preparation flow will directly influence the assay quality. 金矿样品加工制备流程的选择会直接影响化验分析质量。
- It is simple to determine Ag in gold ore by adopting Atomic Absorption Spectrum (AAS) with aqua regia dissolving ore sample and CCL4 extraction it. 采用王水溶解矿样,用CCl4萃取,原子吸收光谱法测定金矿石中的银,操作简便,结果准确
- The ore sample was dissolved in nitric acid.After enrichment and separation with Xanthic ester cotton,the silver was determined by thiocyanometry. 该方法采用硝酸溶解样品,黄原酯棉富集分离,以硫氰酸盐滴定法进行测定。
- A simple,selective chelatometric titration method to determine the high content of tin in tin bearing alloy and ore sample is proposed. 提出测定含锡合金和矿样中高含量锡的一种简易、选择性螯合滴定法。
- An increased gold leach rate of 5 97% can be attained from ore sample minus 30 mm with the K-104 aid. An increment of 10 77% can be obtained from ore sample minus 10 mm by means of leaching with K-104 and then leaching with the L-88 aid. 试验表明, -30 mm 矿石采用K-104 助浸, 金液渣平均浸出率可提高5?97 %25 , -10 mm 矿石采用K-104 预浸及L-88 助浸, 金液渣平均浸出率可提高10?77%25 。
- Used as observing microscope to examine surface cleanness, appraisal ore sample in metallurgy industry, appraisal printing photoengraving, examine weave fiber etc. in comparative method. 检定印刷照相制版,检验纺织纤维等等。
- With traditional aqua regia decomposition of roasted ore samples,the measurement result is usually lower than the true one. 采用传统的王水分解溶样法处理焙烧矿样中的金,测定结果偏低。
- The results of uranium in two standard uranium ore samples using TBP-levextrel presepara-tion show that both accuracy and precision are within 0.5%. 两个铀矿标样中的铀是用TBP萃淋树脂柱色层法分离后测定的;准确度和精密度均在0.;5%25以内。
- It is reported in this paper that the XRFS method was used for the determination of the major and minor elements in some imported iron ore samples. 采用无水四硼酸锂为熔剂,硝酸锂为氧化剂,经高温熔融制成的玻璃熔片,进行进口铁矿的主次元素含量测定。
- The scanning electron microscope (SEM)and the energy dispersive X ray spectrometer (EDX) have been employed for the identification of gold in Shandong auriferous ore samples. 运用扫描电子显微镜(SEM)及X射线能谱仪(EDX)进行金矿鉴定的实验研究,结果表明,本法比较直观、简便,可以确定金的存在形式及生成环境,并鉴定金矿物的种
- After dissolving ore samples of zinc and lead, the lead ions were precipitated.The zinc ions were titrated by EDTA.The lead precipitation was then dissolved. 利用铅锌矿中铅生成复盐沉淀,用EDTA标准溶液滴定锌,然后溶解复盐沉淀,加入过量EDTA标准溶液,用硝酸铅标准溶液反滴定。
- Lab.-used XFD Series Single Flotation Cell is provided for flotation of minor ore samples in labs of geological, metallurgical, building material, chemical and other industries. 实验室用XFD型系列单槽式浮选机供地质、冶金、建筑材料、化学等工业实验室浮选少量矿样用。
- The ore is smelted in this large factory. 这个大型工厂里熔炼矿石。
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- First, ore is mixed with coke and limestone. 先把铁矿石和焦碳、石灰石混合在一起。
- We will make an assay of the ore that he brought. 我们将对他带来的矿石做实验鉴定。
- Base on the results obtained from the digestion experiment of the ore samples by high pressure Bayer process,the affect factors of ore digestion rate are analyzed.It is thought that ore wash tec... 根据高压拜耳法溶出试验结果,分析了矿石溶出率的影响因素,认为洗矿工艺能提高矿石的溶出率,可满足矿山工业生产要求。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- The repeated tests on various kinds of ore samples show that its flotation perform- ances are superior to those of conventional ones,especially in recovering fine minerals where it has unique points. 经过多种不同类型的矿样反复试验。其浮选性能优于普通浮选机。尤其是在回收细粒级矿粒有其独到之处。