查询词典 tungsten

Tungsten is relatively inert , but compounds (in which it has various valences) are known.

钨的化学性质相对不活泼，但已经知道它有化合物。

Extracellular single unit recordings were made with tungsten-in-glass elec trodes in area 17 of the unanaesthetised cat's cortex.

用玻璃绝缘的钨丝电极作细胞外记录，研究不了麻醉猫视皮层17区单个细胞对栅形刺激反应的某些特点。

In thiswork,pure tungsten powder compacts in steel mold,then sinters at high temperature,and at last it is infiltrated and covered with coppertoge

结果表明，钨骨架强度高，钢呈网状分布，基体组织细小均匀，气体含量低，覆铜层与钨铜基体结合紧密，从而满足了使用要求，降低了成本，获得了

Diffusivity;Prussian blue;Tungsten oxide;Gelatin;Hardener

中文关键字扩散系数；普鲁士蓝；氧化钨；明胶；硬化剂

Tubular cast tungsten carbide is build-up welded mainly by means of oxygen-acetylene flames.

管装粒状铸造碳化钨主要是用氧—乙炔焰进行堆焊。

Tungsten carbide rotors and bearings along with other hard construction materials, such as ceramics, are available.

碳化钨转子和轴承，以及其他硬建筑材料，比如陶瓷，都是现成可用的。

The Company has developed 6 series products of tungsten alloy, iron base, copper base, hard alloy, stainless steel and Covar in more than 300 varieties, widely applied to automobile, motorcycle, internal combustion engine, petroleum drilling, fishing gear, watch and medical appliance. The annual production capacity has reached 100 tons of injection molding and 200 tons of pressure molding.

公司已开发出钨合金、铁基、铜基、硬质合金、不锈钢，柯伐合金等六大系列，三百多个品种的产品，广泛应用于汽车、摩托车、内燃机、石油钻井、渔具、手表、医疗器械等领域，已达到注射成型100吨和压制成型200吨的年生产能力。

Copper alloy (green copper, copper, tungsten-bronze-bronze, chromium copper, phosphor bronze, aluminum bronze, tin bronze, copper alloy, such as several varieties) of imports of Chinese-made stainless steel material (304,301,303,316,202) and many other industrial raw materials.

合金铜材（环保铜、红铜、钨青铜铍青铜、铬铜、磷青铜、铝青铜、锡青铜、合金铜、等数种品种）国产进口不锈钢材料（304、301、303、316、202）等多种工业原材料。

Shenzhen City Jin-fat Copper Co., Ltd. is a Shenzhen, Dongguan's largest suppliers of raw materials, one of copper and aluminum, operates mainly in China-made high-quality aluminum alloy, copper alloy (tungsten copper, beryllium copper, chromium copper, phosphor bronze, aluminum bronze , tin bronze in dozens of varieties), the United States Aluminum Company original imported alloy aluminum sheet, aluminum rod, and profiles (7075,6061,5052,2024 various grades and status), Alcan anodic alumina imports a wide range of industrial raw materials, etc., are widely used in aerospace, shipbuilding, mechanical equipment, mold manufacturing, electrical and electronic, hardware products, handicrafts and other industries.

深圳市锦发铜铝有限公司是深圳、东莞地区规模最大的铜铝原材料供应商之一，主要经营国产优质合金铝材、合金铜材（钨铜、铍铜、铬铜、磷青铜、铝青铜、锡青铜等数十个品种），美国铝业公司原厂进口合金铝板、铝棒及型材（7075、6061、5052、2024等多种牌号及状态）、加拿大铝业公司进口阳极氧化铝板等多种工业原材料，广泛应用于航空航天、船舶制造、机械设备、模具制造、电子电气、五金制品、工艺品等各行业。

Specifications complete. Copper Beryllium Copper Phosphor Bronze Cup disabilities copper-nickel alloy copper tungsten copper red copper and aluminum bronze brass copper branded .11: the shape of all of the above materials: board wand ray tube coil profiles.

规格齐全。铜材铍铜磷青铜白铜钨铜杯士铜黄铜红铜铝青铜烙铜等。11：以上所有材料的形状：板棒线管带卷型材。

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。