查询词典 lead oxide

LY series desulfurizers are synthesized by sterically hindered fatty amine, ethylene oxide andpropylene oxide, which is a ring-splitting polymerization reaction at the catalysts.

采用带有空间位阻基团的脂肪胺在催化剂的作用下与环氧丙烷和环氧乙烷开环聚合，合成LY系列脱硫剂。

It was found that electrode coating was mainly composed of tetravalent tungsten oxide and nickel oxide by using XRD and EDS analysis.

通过阴极电沉积在钛基体上制备了掺杂Ni元素的WOX涂层电极，采用XRD、EDS分析认为涂层主要是四价钨的氧化物及镍氧化物的混合物。

The effects of technologic parameters, including concen- tration and temperature of ADP solution and galvanizing time on rising time of anodic oxide films are discussed. 2. After dipped in amino trimethylene phosphonic acid solution, anodic oxide films are annealed in pipe stove.

将化成箔在氨基三甲叉膦酸溶液中浸渍，取出烘干后再进行热处理，研究了 ATMP 溶液浓度、浸渍温度和热处理温度对氧化膜升压时间、比容、耐电压的影响，找到其最佳耐水合处理工艺；采用FT-IR对水合作用后的 ATMP 处理氧化膜和未经耐水合处理氧化膜进行了分析。

Study is made of the process of violet tungstic oxide preparation and the influnce of APT raw material on the production of violet tungstic oxide are studied.

对紫色氧化钨的制取工艺、原料APT对紫色氧化钨生产的影响等进行了研究。

Properties of fine tungsten powder and fine tungsten carbide powder from violet tungstic oxide are studied.The result shows that the process of violet tungstic oxide preparation is advanced and reasonab...

结果表明，紫钨制取工艺先进合理，由紫钨制得的钨粉、碳化钨粉细而均匀，分散性好，是制取高性能硬质合金的优质原料。

The fracture surface of GH169specimen oxidized at 650℃ in air is covered with a dense and even oxide film,but in Ar, with an uncontinuous oxide particles.

在高温大气中的断口表面覆盖有致密而均匀的氧化膜；而在高温氩气中的断口表面则为不连续氧化物质点。

Ethylene oxide resistance. Figure 4 compares the ethylene oxide resistance of unoccluded versus occluded spores of B. subtilis var. niger.

环氧乙烷耐受性：图4比较了封闭和未封闭的枯草杆菌黑色变种芽胞对环氧乙烷的耐受性。

Firstly, a composite antifouling composition is prepared by taking super-fine tourmalin powder and nano zinc oxide powder as materials and coating a layer of silicon dioxide on the surface of the super-fine tourmalin powder and nano zinc oxide powder, and the nontoxic conductive marine antifouling paint is prepared by dispersing composite antifouling composition, film-forming matter, conductive powder and addition agent.

以超细电气石粉末与纳米氧化锌粉末为原料，在其表面包覆一层二氧化硅，制得复合防污剂。然后以复合防污剂、成膜物质、导电粉末、助剂经过分散制成无毒海洋防污涂料。

The result form the principal component analysis of pollution factors by SPSS shows that the increasing of sulphur dioxide, nitrogen oxide compound and falling dust particles results in the decrease of the Total Suspended Particles, and the aggrandizing of nitrogen oxide compound and TSP leads to the reduction of falling dust particles.

并应用SPSS软件时公路污染因素进行主成分分析，得出了二氧化硫、氮氧化物和尘降的增加会相应导致TSP减少，氮氧化物和TSP的增加会导致尘降减少的结论。

In this case, the alkalized chromium oxide-aluminum oxide catalyst is set to have a grain size in the range of 1 mm through 4.5 mm.

在这种情况下，将碱化的三氧化二铬－氧化铝催化剂的粒度范围设定为1―4.5mm。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。