硫化

Experiment about flotation characteristics of amesonite, marmatite and pyrrhppite are done. According to the result, we can select suitable collection and reagents to inhibit iron minerals .for the separation of lead Zinc minerals Small-scale experiments of flotation separation of lead and antimony minerals .

采集了脆硫锑铅矿、铁闪锌矿、磁黄铁矿等纯矿样，进行了这些纯矿物的一系列浮选性能试验，并以纯矿物的试验初步筛选铅锌浮选分离的组合捕收剂、硫化铁矿的抑制剂。

In this paper, we primarily study the synthesis, characterization, character of luminescence, structure phase transition and metalline phase transition under high pressure of nanocrystalline zinc sulfide.

本文以纳米硫化锌为主要对象，重点研究了合成、表征、发光特性、高压下结构相变和金属化相变，同时，辅以氮化镓和硅化铁等典型的半导体纳米材料的高压相变研究，讨论了纳米尺度对相结构稳定性的影响。

Sulfidation kenetics of studied materials have been examined and compared. The structure and morphological features of sulfide scales have been investigated using metallographical, X-ray diffraction and EMPA techniques.

测定并比较了这些合金的硫化腐蚀失重，通过金相、X光衍射相分析和电子探针技术分析研究了硫化物锈层的形貌和结构特征。

The project to the Qaidam Basin and mirabilite rich coal resources as raw materials, the production of sodium sulfide, polyphenylene sulfide product.

对柴达木盆地和芒硝为原料，丰富的煤炭资源项目，硫化碱，聚苯硫醚产品的生产。

Shanghai Naut Stainless Steel Co,.Ltd is a creative type company, which specializes in producing distributing conveysteel belt According to the market demands, the conveysteel belts developed by Naut Company have engaged in serving in many fields such as food, film, granulation rubber products so on, have obtained a quite good public praise in the industry.

上海罗特不锈钢制品有限公司是一家集生产销售输送钢带为一体的创新型公司，根据市场需要，罗特公司开发的输送钢带广泛服务于食品冷冻与烘干，薄膜，造粒与结片硫化，橡胶，乳化炸药等诸多行业，并在业内取得了不错的口碑。

The number of autoterophic bacteria were significantly lower than the heterotrophic bacteria. Majority of 21 strains of heterotrophic bacteria that isolated from water body were Pseudomonas. Majority of 25 strains of heterotrophic bacteria isolated from sediment were bacillus, microccus and Pseudomonas.Three genus of autotrophic bacteria were sulphuret bacteria, nitrify bacteria and nitrosobacteria that were capable of oxidizing H2S, S, FeS, oxidizing NH3 to NO2 and NO2 to NO3 respectively.

试验稚鳖池水中共分离出21株异养细菌，其中优势菌为假单胞杆菌属细菌；底泥中共分离出25株异养细菌，其中优势菌为芽胞杆菌属细菌，微球菌属细菌假单胞菌属细菌，三种自养细菌分别为具有氧化硫化氢、元素硫或硫化亚铁的硫细菌；具有氧化氨为亚硝酸的亚硝化细菌和能将亚硝酸进一步转化成硝酸的硝化细菌。

There are three purity measuring methods of vulcanizing accelerator NOBS : potentiometric titration , indicator titration and liquid chromatography .

硫化促进剂 NOBS 纯度的测定方法有三种：电位滴定法，指示剂滴定法和液相色谱法。

Our main products are rubber vulcanization accelerator M, DM, MZ, CBS, NOBS, D, NA22, PZ, ZDC, BZ, TMTM, etc. Products of advanced production technology, product quality leader.

公司主要产品有橡胶硫化促进剂 M、DM、MZ、CBS、NOBS、D、NA22、PZ、ZDC、BZ、TMTM 等，产品生产工艺先进，产品质量处于领先地位。

The main products are rubber vulcanization accelerator MBT, MBTS, CBS, DCBS, NOBS, TBBS, TMTD, DPG; rubber antioxidant RD, SP, SP-C, SP-W; CTP agent such as anti-Coke.

主要产品有橡胶硫化促进剂MBT， MBTS， CBS， DCBS，NOBS， TBBS， TMTD，DPG等；橡胶防老剂RD ， SP， SP-C， SP-W等；防焦剂CTP等。

Apparent increase in fluorescent intensity indirectly proves that CdSe QDs are overcoated with ZnS to form core/shell structure.

以萤光强度的明显增加间接证实硒化镉外层确实包覆上硫化锌而形成core/shell结构。

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％。