查询词典 high-melting metal

Analysis result indicated that the exceptional-high concentrations of Mn was found to be the limiting factor for plant growth. The concentrations of Mn, Pb, and Cd in the ten plants and Mn-enrichmentalabilities of the ten plants were analyzed in this paper.Poa pratensts, Gnaphalinm affine, Pteris viltata L., and Phytolacca esculenta Van Houtte were proved to have good metal-enrichmental an...

结果表明，早熟禾、鼠麴草、蕨、和商陆对Mn有较强富集能力，同时也是Mn的耐性植物；早熟禾、鼠麴草以及蕨对Pb的吸收和富集能力较强；小飞蓬、早熟禾和麴草对Cd的富集能力较强；但是各种植物对这 3种重金属的富集能力均未达到超富集植物的要求，进一步的改良栽培实验仍在研究中

The properties of product: May replace copper, the Pakistan alloy and so on the nobie metal, has the fine self lubrication, the high anti-impact intensity and the bending strength, saves the spouse, the comprehensive cost low status merit, the rub proofness is copper2-3time, is hard4-6time.

产品性能：可代替铜、巴氏合金等贵重金属，具有优良的自润滑性，高耐磨性、耐腐蚀性、高抗冲击强度和弯曲强度，节省配偶件，综合成本低等优点，耐磨程度是铜的2-3倍，是铁的4-6倍。

The special tribo-electdc tester with high sliding speed and electric current was developed,which mail working parameters are, current density up to 2.5 A/mm~2, the sliding speed 100 m/s,the load over 500 N (3.2 MPa) and the pulsant strike pressure within 20 N. This testersuccessfully simulates the tribological and electric properties of strip materials. 2, By using the above tester, study on tdbological properties and carrying currentperformances of copper-base powder metallurgy material and metal impregnation carbonmaterial are carded out.

本论文开展的主要研究内容和所取得的成果如下： 1、首次开发了大电流、高速度和重载荷的载流摩擦磨损专用试验机，能够稳定提供恒定交流电流密度2.5 A／mm~2，相对滑动速度100 m／s(12000 r／min)，载荷可达500 N(3.2MPa)，脉动冲击载荷可达20 N，为研究提速接触网和滑板的高速载流摩擦学特性及其机理，以及开发新型高耐磨性、高载流性能滑板材料提供了先进可靠的试验手段(该机已获得一项实用新型专利，ZL 2006 2 0096036.5)。

The products are porous solids with high specific surface area (83m^2/g for NaH) and pyrophoric in air. They are far more active than the commercial alkali metal hydrides.

该反应的产物是一类大比表面积(NaH的比表面积为83m^2/g)、多孔性固体粉末，在空气中可自燃。

According to detecting sample, the application of high-density detecting method is introduction in the aspects of metal minerals, geological hazards, environmental geology and the superiority to normal resistively method.

通过实例论述了高密度电阻率探测方法在金属矿产、灾害、环境地质等方面的应用效果。

Resistance spot welding is a major sheet-metal joining means for auto body assembly in automotive industry. The advantage of RSW is its inherently properties of the high productivity and the efficient robotization.

点焊是现代汽车制造工业中重要的工艺方法，它具有生产效率高、易于实现自动化而被广泛地应用于汽车的焊装生产线上。

Generally, electric-conductivity materials such as metal, conductive polymers, and graphite are coated on the outside surface of the capillary tip followed by the application of an external high voltage on the tip to provide a sufficient electric field to generate electrospray in seathless interface. Thus, the fabrication of the electric-conductivity material on the surface of fused-silica is one of the main issues when using sheathless interfaces.

一般来说通常需要将金属、导电高分子、或石墨等导电材料涂布於毛细管样品出口尖端，外加第二组电压於导电尖端以提供电喷洒时所需要的电场，但如何将导电材料稳定地涂布於矽氧材质的尖端表面一直是此界面探讨的主题之一。

To develop a corrective method in which the distorted segments in sinogram are identified and interpolated using non distorted neighbor projections,to reduce distorted tomography metal artifacts caused by high-density objects.

建立了一套针对由金属伪影造成的CT图像质量退化的恢复算法。

Its subject coverage includes: removal of phosphorus from carbon and alloy (including high alloy and stainless) steel baths in the converter; fluxes, flux action; blowing; slag formation and dynamics; slag/melt interaction; slagless refining; continuous processes; treatment of secondary metal melts; effect of treatment methods on final product quality and pr

它的主题涉及的范围包括：转炉中从碳和合金钢液池除磷；助熔剂，助熔作用；吹炼；炉渣形态和动力学；矿渣/溶解交互作用；无渣精炼；连续过程；再生金属融解处理；最终产品质量和性能处理方法的作用；钢特性中磷水平的作用。

The comples formed with phen,dipy and variant valence metal such as Fe,Co,Ru and so on was statable and had higher electric potential at low valence.There was difference between the colours of low and high valence methal complex,so it played very important rule in oxidate-reduction titration and spectrophotometry.

邻二氮菲、联吡啶与铁、钴、钌等变价元素形成配合物，低价态呈稳定态，电对电位升高，且高低价态配合物颜色有明显差异，使之在光度分析，氧化还原滴定中获得重要应用。

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。