- 更多网络例句与氧化钨相关的网络例句 [注：此内容来源于网络，仅供参考]
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Said lead tungstate crystal comprises tungsten oxide, lead monoxide, ytterbium oxide and zinc oxide; the molar ratio between tungsten oxide and lead monoxide is 1: 1, the doping amount of ytterbium oxide is 50 -300 ppm of the total weight of tungsten oxide and lead monoxide, the doping amount of zinc oxide is 50 -1050 ppm of the total weight of tungsten oxide and lead monoxide.
Yb和Zn双掺杂钨酸铅晶体由氧化钨、氧化铅、氧化镱和氧化锌制成；氧化钨与氧化铅的摩尔比为1∶1，氧化镱的掺杂量为氧化钨和氧化铅总质量的50～300ppm，氧化锌的掺杂量为氧化钨和氧化铅总质量的50～1050ppm。
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Phosphorus oxide 1-10 wt.%, and aluminum oxide. The molar ratio of tungsten oxide to molybdena oxide is 2.6-30. The method comprises introducing nickel oxide, molybdena oxide, tungsten oxide and phosphorus oxide into aluminum oxide carrier.
该催化剂由包括向氧化铝载体中引入磷、钼、镍和钨，其中，各组分的用量使催化剂焙烧后的组成为：氧化镍1-10重量％，氧化钼和氧化钨之和大于10至50重量％，氧化磷1-9重量％，余量为氧化铝，其中，以氧化物计，钨和钼的摩尔比大于2.6至30。
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The results indicate that only tungsten oxide grains are formed without sodium sulfate additions, while tungsten oxide whiskers with 0.20.3 μm in diameter and aspect ratio of 5-50 or tungsten oxide nanowires with 1030 nm in diameter and aspect ratio of 50200 are synthesized by some sodium sulfate additions on conditions at 180 ℃ for 1236 h. The phase composition of tungsten oxide whiskers is hexagonal tungsten trioxide. The whiskers/nanowires grow oriently through 〈200〉,〈002〉,〈202〉and〈100〉.
结果表明：未添加硫酸钠时，在180 ℃水热反应12~36 h只能得到氧化钨颗粒粉末，而添加适量硫化钠后，可制备出直径为0.2~0.3 μm、长径比为5~50的氧化钨晶须和直径为10~30 nm、长径比为50~200的氧化钨纳米线；氧化钨纳米线晶体结构良好，物相为六方晶系WO3；微/纳米氧化钨晶须/线主要沿〈200〉，〈002〉，〈202〉和〈100〉方向定向生长。
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Commodities subject to export quota license are: corn, rice, wheat, cotton, wood products, live ox, live pig, live chicken, natural silk and its products, coal, coke, crude oil, finished oil, rare-earth metal, antimony oxide ore, antimony and antimony products, antimony oxide, tungsten ore, Ammonium Paratungstate, Ammonium metatungstate, Tungsten Trioxide and Blue Tungsten Oxide, Tungstic acid and salt, tungsten powder and its products, Zinc ores, Tin ores, tin and tin-base alloy, and white silver.
实行出口配额许可证管理的货物是：玉米、大米、小麦、棉花、锯材、活牛、活猪、活鸡、蚕丝类、煤炭、焦炭、原油、成品油、稀土、锑砂、锑及锑制品、氧化锑、钨砂、仲钨酸铵及偏钨酸铵、三氧化钨及蓝色氧化钨、钨酸及其盐类、钨粉及其制品、锌矿砂、锡矿砂、锡及锡基合金、白银。
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Taller three oxidates wolfram of test first of all by means of calcines APT''s system is get pureness ,Afterwards separately after oxidate and reduction ,The wolfram restores to the wolfram powder through three oxidates ,The gains wolfram powder again oxidate is three oxidates wolfram ,Restore queen after twice oxidates ,The gains stuff pellet is more and more carefully ,Finally obtain sub－micron yardstick three oxidates wolfram .
实验首先通过煅烧APT制取了纯度较高的三氧化钨，然后分别经过氧化和还原，由三氧化钨还原为钨粉，所得钨粉再氧化为三氧化钨，经过两次氧化还原后，所得材料颗粒越来越细，最终得到亚微米尺度的三氧化钨。
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The results show that the increasing weight of tungsten oxide nanopowders and the color of tungsten nanomaterials turns light yellow from dark blue and black by increasing oxygen partial pressure in blown gas; the decreasing weight of tungsten oxide nanopowders and the color of tungsten oxide nanopowders becomes dark blue by the plasma that compares row increase including the hydrogen.The tungsten oxide nanomrods was increasing with chamber pressures. Urged nanoparticles to have the clavate fusion phenomenon in the development process with increasing plasma currents, and increased the nanorods distribution quantity along with the generated time to be more, 12 minutes later presents all nanorods. This system to prepare a monoclinic crystal W18O49 nanorods successfully, each hourly output approximately is 0.33 gram, and monoclinic crystal WO3 tungsten oxide nanoparticles, each hourly output approximately is 5.77 grams, its growth mechanism is Vapor-Solid solidly the physiognomy explanation.
研究结果显示，随著氧分压增加时，氧化钨材料呈现重量增加趋势，其颜色从黑色至深蓝色转为淡黄色；随著电浆气中含氢气比列的增加，氧化钨材料呈现重量减少，其颜色从淡黄色至深蓝色转为黑色；针对於氧化钨奈米棒而言随了腔体压力增加，奈米棒的数量也会随之增加，而电浆电流的提高，促使奈米颗粒在成长过程中有了棒状熔合现象，且随了生成时间的增加奈米棒分布数量越多，直到12分钟后呈现出多是奈米棒；本制程在适当制程条件下成功制备出单斜晶体W18O49奈米棒，每小时产量约为0.33 公克，与单斜晶体WO3氧化钨奈米颗粒，每小时产量约为5.77公克，其成长机制可透过气-固（Vapor-Solid， VS）相法解释。
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By oxidation of tungsten powder at low temperature and slow speed, porous tungsten trioxide can be produced, and reduce this kind of tungsten trioxide will prepare ultrafine tungsten powder.
对于金属钨粉的氧化，低温慢速氧化可得到松散多孔状态的三氧化钨颗粒，还原此种三氧化钨可得到超细钨粉。
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The mechanics of the oxidation-reduction method and the reduction kinetics characteristic of tungsten trioxide were studied.The oxidation-reduction method in this article is a quite new processs for preparing ultrfme tungsten powder.
本实验所采用的氧化—还原法是一种全新的工艺，是先将三氧化钨还原成钨粉，然后在空气中氧化成三氧化钨后再次还原，如此反复进行多次，则可得超细钨粉。
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Melting point 3410 ℃, boiling point 560 ℃, relative density of 1935, F the external electronic structure of 5d46s2, in the chemical reaction time is very easy to lose 1-6 electronic, but also can get 1-2 electronic, so oxidation number of 0,± 1,± 2, 3, 4 , 5 and 6, with 6 price of the most stable compounds, such as WO3 does not dissolve in water, the air will form in the tungsten trioxide thin protective layer of tungsten, tungsten with fluorine at room temperature, chemical combination, red hot when there is no moisture and Bromine iodide together, red hot when you can and water reaction WO3, at room temperature reaction of tungsten with aqua regia, but the hot concentrated hydrochloric acid and sulfuric acid can only be played with its weak response, but molten nitrate, nitrite, too Hydrogen peroxide, sulfur steam, steam and other phosphorus can play intense reaction, high temperature can not be carbon, boron and silicon reaction of binary compounds, widely used in industrial tungsten steel and tungsten carbide, pure tungsten filament is used to the system, and X-ray tube Tube heating components, semiconductor components can be prepared tungsten silicide, tungsten industrial production is white or black tungsten ore tungsten ore refining.
熔点3410℃，沸点560℃，相对密度1935，F外围电子结构为5d46s2，在化学反应时很容易丢掉1—6个电子，也能得到1—2个电子，所以氧化数为0、±1、±2、＋3、＋4、＋5和＋6，以＋6价化合物最稳定，如WO3不溶于水，空气中的钨会形成薄层三氧化钨保护层，钨能与氟在室温下化合，红热并无潮气时能与溴、碘化合，红热时还能和水反应生成WO3，室温下钨可与王水反应，但热的浓盐酸和硫酸只能与其起微弱反应，但对熔融的硝酸盐、亚硝酸盐、过氧化氢、硫蒸汽、磷蒸汽等能起激烈反应，高温下不能与碳、硼和硅反应生成二元化合物，工业上广泛使用钨钢和碳化钨，纯钨用来制灯丝、电子管和X射线管的发热元件，硅化钨可制半导体元件，钨工业生产是将白钨矿石或黑钨矿石精炼。
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The method takes an ethanol suspension of monocrystal tungsten trioxide (WO3) nano-plates as a precursor, and utilizes the habit that the nano-plate with high diameter-thickness ratio tends to be parallel to a substrate and the principle that solvent volatilization causes the oriented self-assembly of the nano-plate to prepare the tungsten oxide (WO3) nano film which is formed by overlapping the tungsten trioxide (WO3) nano-plates and oriented along the [002] crystallographic direction.
本发明涉及一种取向氧化钨纳米薄膜的制备方法，该方法以单晶三氧化钨(WO 3 )纳米片的乙醇悬浮液为前驱物，利用高径厚比的纳米片趋向平趟于基底的习性，以及溶剂挥发诱发纳米片取向自组装的原理，制得由三氧化钨(WO 3 )纳米片叠加而成的沿[002]晶向取向的三氧化钨(WO 3 )纳米薄膜。
- 更多网络解释与氧化钨相关的网络解释 [注：此内容来源于网络，仅供参考]
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tellurium dioxide：二氧化锑
二氧化铅 lead dioxide PbO2 | 二氧化锑 tellurium dioxide | 二氧化钨 Tungsten oxide
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TiO：一氧化钛
rO2)、一氧化钛(TiO)、五氧化三钛(Ti3O5)、二氧化硅(SiO2)、二氧化铪(HfO2)、二氧化钛(TiO2)、三氧化二钛(Ti2O3)、(Ti2O3)、五氧化二铌(Nb2O5)、三氧化二铝(Al2O3)、氧化镁(MgO)、氧化钇(Y2O3)、氧化钐(Sm2O3)、氧化镨(Pr6O11)、氧化钨(WO3)、氧化锑(Sb2O3)、氧化镍(Sb2O3)、三氧化二铁(Fe2O3)、氧化锡(SnO2+Pt(0.5~1%))、二
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Determination of cerium in cerium-tungsten alloys--oxidation-reduction volumetry：钨铈合金中铈的测定 氧化还原容量法
铜合金棒材超声波探伤方法 Copper... | 钨铈合金中铈的测定 氧化还原容量法 Determination of cerium in cerium-tungsten alloys--oxidation-reduction volumetry | 钨钍合金中二氧化钍的测定 重量法 Determination o...
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tungsten whisker：钨质须簧
tungsten trioxide 三氧化钨 | tungsten whisker 钨质须簧 | tungsten wire drawing machine 钨丝拉制机
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molybdic oxide：三氧化钼
锑白Antimonious oxide229 | 三氧化钼Molybdic oxide231 | 三氧化钨Tungsten trioxide231
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Tungstic Oxide：三氧化钨
对氨基苯甲酰胺 Para Amino Benzamide | 三氧化钨 Tungstic Oxide | 聚乙烯醇 Polyvinylalcohol
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Tungstic Oxide：氧化钨
钢芯铝绞线用镀锌钢丝 Galvanized steel core wires for aluminium cable steel reinforced | 氧化钨 Tungstic oxide | 钨粉技术条件 Technical requirements of tungsten powders
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tungsten trioxide：三氧化钨
三氧化钨(TUNGSTEN TRIOXIDE) 分子式:WO3 分子量:231.85 1.性质 淡黄色斜方晶系结晶粉末. 加热...
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tungsten trioxide ctd MTU：三氧化钨公吨度含量
Tungsten Statistics;钨统计;; | tungsten trioxide ctd MTU;三氧化钨公吨度含量;; | Tunis Declaration;突尼斯宣言;;
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Determination of thorium dioxide in thorium-tungsten alloys--Weight method：钨钍合金中二氧化钍的测定 重量法
钨铈合金中铈的测定 氧化还原容量法 Determination of ... | 钨钍合金中二氧化钍的测定 重量法 Determination of thorium dioxide in thorium-tungsten alloys--Weight method | 拖拉机和农业、林业机械用轮辋 Rims fo...