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- In this paper,the effects of three fillers(barite,vermiculite and porous iron powder) on friction and wear properties of braking friction materials are analyzed. 通过实验,研究了重晶石、蛭石和泡沫铁粉三种常用填料对制动摩擦材料摩擦磨损性能的影响。
- It was shown that porous iron powder, alumina powder and molybdenum bisulfide are materials which can stabilize tribological performance of the friction material. 泡沫铁粉、氧化铝、二硫化钼具有稳定摩擦材料摩擦磨损性能的作用。
- It's spcialized in senior "BAOXIN"、"DIAO" brand 8 kinds of locks.It's more than 150 styles iron copper and steel padlocks. 公司主要生产“包心”、“雕牌”等8种品牌的中高档铁、铜、钢系列挂锁，共150余种规格产品。
- This paper made a description of gold extracting from copper bearing gold concentrate of a gold mine of Guangdong by roasting aqueous leaching cyaniding process. 对广东某金矿含铜金精矿焙烧-水浸-氰化提金工艺进行试验研究，试验结果证明工艺是成功的。
- River Plate for more than rocks, water flow needs, rich Lengshui Yu, the local people "to help iron copper estuary at the end of firewood, water flow radical Waterloo big fish". 河床多为岩石，水深流急，盛产冷水鱼，故当地人有"铜帮铁底柴河口，水深流急窝大鱼"的说法。
- The results show that nanometer manganese powder that is prepared by the arc plasma method using raw manganese ore is non-stoichiometry oxide particles containing iron，copper and other elements. 结果表明，以锰矿为原料电弧等离子体法制备的纳米锰是以锰为主体，含有铁、铜等金属元素并部分以氧化态存在的粒子。
- SHOCK COMPRESSION OF A KIND OF POROUS IRON 一种多孔铁的冲击压缩性
- Copper Bearing Age Hardening Steel 含铜时效钢
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
- Shock Temperatures of Porous Iron from MD Simulations 多孔铁冲击温度的分子动力学模拟
- SOUND SPEED OF A KIND OF POROUS IRON AT HIGH PRESSURES 一种多孔铁的高压声速和冲击熔化
- Hugoniot Measurement of Porous Iron with Precision Oscillographs 用精密示波器测量多孔铁冲击高压实验
- Die-casting Copper Bearing Keeper Produced by Die Casting 压铸生产轴承铜保持架
- Keywords copper sulf ate;copper bearing waste acid;soluble gluside; 硫酸铜;含铜废水;糖精钠;
- He must have iron nails that scratches a bear. [谚]搔熊者必具铁爪; 要干危险的事，就得有充分的准备。
- A large cooking pot made of copper or often of iron. 金属锅用铜或铁铸成的大煮锅。
- Any of several tough, porous leather substitutes. 通气性强的塑料几种粗糙的多孔的皮革代用品
- He added sand to the soil to make it more porous. 他往土里掺了些沙子以提高渗水性能。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- Keywords Copper bearing IUD The end of puerperium Feasibility Acceptability; 关键词载铜活性宫内节育器;产褥期末;可行性;可接受性;
