查询词典 flotation

The addition of quebracho increased the hydrophilicity of the iron minerals, and changed their zeta potentials markedly, and improved the reverse flotation separation of quartz from specularite.

落叶松拷胶的添加能增强镜铁矿和磁铁矿表面的亲水程度，显著改变两种矿物的表面电性，从而实现石英和镜铁矿的反浮选分离。

The biggest was its own flotation in 1999, after years of often rancorous debate among the partners.

其中最大的一次是1999年它向市场发行自己的股份。此前，合伙人之间时常伴随激烈而怨愤的口角。

To re-elect the status of the relative decrease in ore handling capacity still exceeds flotation and magnetic separation method.

重选的地位相对有所降低，但在矿石的处理量方面仍然超过浮选法和磁选法。

Flotation test study on the decreasing phosphorus of scheelite concentrate was carried out.

对某白钨精矿浮选降磷进行了试验研究，分析了捕收剂、抑制剂及辅助捕收剂对白钨精矿降磷效果的影响。

Its technology of scheelite recovery and the mixed flotation dressing has been popularized.

赣州的仲钨酸铵生产技术居世界领先地位，白钨综合回收技术和黑白钨混合矿浮选技术得到推广。

Interface and management system of database and knowledgybase. ENGINERRING APPLICATIONS These softwares are used to perform the design for 500 tonnes per day of grinding and flotation concentrator of multimetal scheelite type in GANSU province China. The results indicate that the achivements of this paper are effective and accurate for the concentrator design process.

界面系统及知识库、数据库和图形库管理系统的设计工程性应用：利用本文研制的应用软件，对500吨/日的甘肃某白钨多金属浮选厂的磨浮厂房进行了设计应用，使用结果表明，本文的研究成果对磨浮厂房工艺设计的全过程有很好的实用性和准确性，并达到工业初步设计的深度和要求。

A single flotation with fine grinding at one stage is adopted,The roughing of scheelite is carried out by using a modified sodium silicate and 733 in an alkaline medium.

在工艺矿物学研究基础上，采用一次磨细，在NaOH碱性介质中用改性水玻璃和733进行白钨粗选，采用改进的"彼德洛夫法"进行白钨加温精选，精矿品位和回收率得到明显提高。

For this,experimental study was made on a new process of potential-controlled preferential flotation in a sequency of copper,lead and zinc,which used LP-01 as collector for copper mineral,DDTC as collector for lead mineral,copper sulfate and butyl...

为此，以LP-01为铜矿物的捕收剂、乙硫氮为铅矿物的捕收剂、硫酸铜和丁黄药为锌矿物的活化剂和捕收剂、石灰为矿浆电位调整剂，并在选铜、铅时配合使用铅矿物的组合抑制剂ZnSO4+YN，对该多金属复杂硫化矿进行了电位调控铜、铅、锌依次优先浮选新工艺试验研究，获得了含铜21.74%、铜回收率62.31%的铜精矿，含铅61.23%、铅回收率55.07%的铅精矿和含锌56.43%、锌回收率90.02%的锌精矿。

Intestinal parasites infection of birds in Zhengzhou zoo was surveyed by using the centrifugation and Sheather's sugar flotation.110 feces samples from 62 kind of birds were examined and the total infection rate was 20%.

应用离心沉淀法和饱和蔗糖溶液漂浮法对郑州市动物园鸟类进行肠道寄生虫感染情况调查。

The inocula of oocysts were collected from the droppings by purifying with Sheather's sugar flotation method. Two days-old chickens were inoculated by purified inocula of 10,000 oocysts, and vaccinated with one dose of MDV (CVI988 strain) simultaneously.

籍由Sheather's sugar flotation的方法所纯化隐孢子虫的成熟卵囊，经品接种每只10，000卵囊於1日龄之小鸡，并同时皮下接种1剂量的MD疫苗(CV1988株)，於接种后第7天和第12天抽血分离血清，与得自MD病鸡羽毛囊的MD病毒沉降抗原作用，经由琼脂沉？

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。