硫化

The influences of the reaction conditions on the grafting rate of dibutyl maleate to black N330 and the grafted black N330 on the physical properties of NR vulcanizate were investigated.

探讨炭黑N3 3 0表面固相接枝顺丁烯二酸二丁酯的反应条件对DBM接枝率的影响及炭黑接枝DBM对NR硫化胶物理性能的影响。

The East block is classified as low sulfidation epithermal gold-silver deposit.

东 块被列为低硫化浅成热液金，银矿床。

The Wufeng-Wuxingshan gold deposit in Yanbian area, Jilin Province is a large epithermal gold deposit of low-sulphidation type.

延边五凤五星山金矿床是一个大型的典型低硫化型浅成低温热液金矿床。

The Wufeng-Wuxingshan gold deposit in Yanbian area, Jilin Province is a large epithermal gold deposit of low-sulphidation type.

延边五凤-五星山金矿床是一个大型的典型低硫化型浅成低温热液金矿床。

It works to join the molybdenum disulfide, metal powder, ceramic powder filler fiber and other special adhesive coating on the materials or components directly to the surface, so that with wear, corrosion and other functions, mainly used for surface hardening repair.

其工作原理将加入二硫化钼、金属粉末、陶瓷粉末纤维等特殊填料胶粘剂，直接涂敷于材料或零件表面，使之具有耐磨、耐蚀等功能，主要用于表面强化修复。

It works to join the molybdenum disulfide metal powder ceramic powder filler fiber and other special adhesive coating on the materials or components directly to the surface so that with wear corrosion and other functions mainly used for surface hardening repair.

其工作原理将加入二硫化钼、金属粉末、陶瓷粉末欠维等特别填料胶粘剂，直接涂敷于材料或零件表面，使之具有耐磨、耐蚀等功能，主要用于表面强化修复。

After looking up a large amount of native and foreign information, the materials used in the experiment were as follows: PTFE base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. The experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization.

经过查阅大量国内外文献资料后确定原料为：聚四氟乙烯树脂为基体，加入石墨、二硫化钼、铜粉、碳纤维等填料；试验方法为：根据均匀试验方法设计配方，用样条函数找出配方与摩擦性能的关系，然后在拟合曲线上选取具有代表性的试验点进行验证试验，达到优化的目的；制备工艺：冷压烧结法制备固体润滑剂。

Its composition is 60 ~ 80% of the asbestos and 10 ~ 20% of the rubber, as well as fillers, curing agents.

它的组分是60～80%的石棉和10～20%的橡胶，以及填充剂、硫化剂等。

Its composition is 60 to 80% asbestos and 10 to 20% of the rubber, and fillers, curing agents.

它的组分是水力控制阀60～80%的石棉和10～20%的橡胶，以及填充剂、硫化剂等。

Keywords friction and wear;Cu-MoS2 powder metallurgy material;electrical current

摩擦磨损；铜-二硫化钼粉末冶金；载流

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。