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- nanometer bimetallic particles 纳米双金属
- Nanoscale Pd/Fe bimetallic particles and membrane stabilized nanoscale Pd/Fe bimetallic particles were used to enhance dechlorination efficiency of iron. 为了提高铁催化还原的效率,人们采用纳米钯/铁双金属颗粒,膜载纳米钯/铁双金属颗粒对氯代有机物进行还原脱氯研究。
- Batch experiments demonstrated that the Pd/Fe bimetallic particles can effectively dechlorinate 1,2,4-TCB.Dechlorination efficiency accounted for more than 99% at Pd weight ratio 0.06% and metal to solution ratio about 1g/40mL in 60 min. 结果表明;在钯的催化作用下;零价铁对1;2;4-TCB有较好的还原脱氯效率。 当Pd/Fe双金属的钯化氯为0.;06%25时;催化剂用量为1g/40mL;反应1h后TCB的脱氯率可达99%25。
- Keywords nanoscale bimetallic particles;iron;commercial bimetallic system;surface-area-normalized reactivity constants;tetrachloroethene;dechlorination; 纳米双金属颗粒;微米双金属颗粒;铁;反应速率常数;四氯乙烯;脱氯;
- The particles in an atom are infinitely small. 原子里的粒子极小。
- He is studying the properties of these particles. 他在研究这些粒子的性质。
- Such fine particles suspend readily in water. 这种微粒极易悬浮在水中。
- Light often behaves as if it were made of particles. 光常常表现出好象它是由粒子组成似的。
- Substances consist of small particles called molecules. 物质是由叫做分子的微粒组成的。
- The particles that descend in this fashion. 辐射尘以这种方式落下的放射性粒子
- We can see the dust particles floating in the sunlight clearly. 我们可以很清楚地看到阳光下的灰尘颗粒。
- nanescale bimetallic particles 纳米双金属颗粒
- The bimetal strip is usually bent into a coil. 双金属片通常都卷成螺管形。
- nano-scale bimetallic particles 纳米金属粒子
- For ultraviolet, nanometer is a preferred term. 对于紫外区通常用毫微米这一名词。
- Ni /Fe bimetallic particles 镍/铁双金属
- Development of new nanometer friction material. 新型纳米摩擦材料开发。
- A bimetallic strip bends when heated. 加热时,双金属长条变弯。
- In gases, the particles are far apart, with empty space between. 在气体中分子之间的距离很大,彼此之间有空隙。
- Technology for nanometer bamboo charcoal. 纳米竹炭的生产技术及工艺。