含金属的

The effect of alkaline metal, alkaline-earth metal or rare-earth metal oxides doping to Pd/γ-Al〓O〓 on the properties of supported palladium catalysts were investigated.

研究含氧条件下单Pd催化剂上进行丙烯选择催化还原NO的反应，考察浸渍法制备的Pd/γ-Al〓O〓催化剂中加入碱或稀土金属氧化物助剂对NO转化率的影响，并对催化剂进行了XRD表征及在氧化气氛中饱和吸附NO后的TPD研究。

The detonation velocity of compound explosive with 50% attenuant content is 2300-2360 m·s-1,when the explosive loading thickness is 25-50 mm.

用含35%稀释剂的混合膨化铵油炸药对SS304/16MnR进行的爆炸焊接试验表明，该混合炸药能够用于金属材料的爆炸焊接。

Also, it is heavily used for separating tin and tungsten ores. Besides, jigging method is introduced to handle gold,,tantalum, columbium, titanium, zirconium and chrome bearing primary ores and to separate placer with desirable results achieved.

对于金属矿石，是处理粗、中、细粒铁矿、锰矿的主要方法之一，并大量用于选别锡、钨矿石；跳汰法在处理含金，钽铌、钛、锆、铬的原生矿石和砂石的选别亦能获得良好效果。

While Xu's covalence new concept on atom and molecular fragment are applied to describe bonding characters for these studied systems.

含过渡金属体系的电子结构、化学键和磁学性质的研究是当今无机化学领域里活跃的研究方向之一。

In the investigation of optical and magnetic properties of semimagnetic semi-conductors containing transition-metal ions, one electronic d-orbital should not be treated as a pure d-orbit, instead of a mixed orbit t2g or eg because of strong covalence.

在含过渡金属离子的半磁半导体的光学和磁学性质研究中，由于体系的共价性较强，d轨道不再是纯d轨道，而是混合轨道t2g或eg。

The reduction of ferric oxide may result from the Fe phase, which would increase the electrical conductivity of B〓C coating.

涂层中金属Fe杂质相的存在，使得它的电导率同含铁量低的碳化硼粉末所制得的涂层相比出现明显偏高。

Isinglass and other animal gelatin and its ramification.

硅、砷、二氧化硅、氯化物、溴化物及碘化物、稀土金属、钇、钪及其混合物、其他氯化稀土、碳酸稀土；柠檬酸、氨基酸酯及盐、氨基酸、有机硫化合物、双巯丙氨酸、甲硫氨酸、仅含有氧杂原子的杂环化合物，抗菌素，青霉素和有其结构的青霉素衍生物，链霉素及其衍生物以及它们的盐，四环素衍生物及其盐；鞋靴、家俱等的光洁剂、擦洗膏、明胶及其衍生物；鱼胶；其他动物明胶及其衍生物。

That series dust-precipitator has six specifications totally, it is divided into A and B types, The type A establishes ash hopper and type B have no ash hopper, Containing the dust air gets into dust-precipitator, have matal frameworks of filter bags to carry on percolation through an inner part,The air after purifying isejected by the aire machine through the clean-ash room,the clean-ash procedure of dust-precipitator is adjusted assurance according to the craft condition bu the controller.

含尘气体进入除尘器，通过内部装有金属骨架的滤袋进行过滤，净化后的气体经清灰室由风机排出，除尘器的凊灰程序是由控制器根据工艺条件调整确定的。

We also propose form the viewpoint of micromechanics the condition of instability of the microstructure of porous materials and apply it to the analysis of the internal void-necking fracture process.

同时本文还从细观力学的角度出发建立了含微孔材料连续介质微结构的失稳条件，并以此为基础对延性金属材料的微孔内颈缩断裂进行了分析。

Regularities of Formation of Ternary lntermetallic Compounds between Two Nontransition Elements and One Transition Element.

研究了含两个后过渡金属元素或两个前过渡金属元素的T-T'-M系中三元金属间化合物的规律。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。