查询词典 tungsten

Tungsten is used to fortify steel for cars.

钨可用于生产汽车的防护钢板。

Temperature sensors ; Tungsten and rhenium thermocouple ; High temperature fusibility ; Reflowing bed ; Temperature measurement

温度传感器；钨铼热电偶；高温溶体；流化床；温度测量

Seven wolframite separates from both topaz-quartz vein type and greisen block type tungsten ores were selected for Sm-Nd analysis.

云英岩型钨矿石中2件黑钨矿样品的ε(322Ma)值分别为5.93和4.24，与同时期亏损地幔钕同位素演化线值接近。

In recent years, a number of tungsten polymetallic ore deposits were discovered in Guidong—Rucheng area, resulting in a remarkable breakthrough in the expansion of ore deposit type and ore deposit size. The ore deposits are of skarn type, altered granite type, structural alteration belt type, quartz vein type, greisen type, bedded type etc.

中文摘要：近年来在桂东-汝城地区发现了钨多金属矿床10余个，在矿床类型和矿床规模上均有较大的突破，矿床类型有：矽卡岩型、蚀变花岗岩型、构造蚀变带型、石英脉型、云英岩型、层控型等多种。

Quartz - vein type and greisen - type associated with tungsten, and porphyry - type are major types of Sn deposits, In recent few years, a new type of tin deposit- clastic altered rock type has been discovered, which made new development in tin - probing.

赣南地区是闻名于世界的钨锡矿产区，区内锡矿主要有与钨矿共生的石英脉型、云英岩型，斑岩型，隐爆层间裂隙带型等类型，近年来，又发现了锡矿新类型——破碎蚀变岩型，使本区找锡又有了新的进展。

It is best to grind the tungsten to a point.

这是一个最好的磨钨点。

The compound catalyst is added with a cocatalyst ingredient, hydrogen tungsten gunmetal or hydrogen molybdenum gunmetal on the basis of a normal carbon platinum-carried compound catalyst.

该催化剂在一般碳载铂催化剂的基础上添加了助催化成分氢钨青铜或氢钼青铜。

Tungsten halogen bulbs of internal brand are adopted with the average service life up to 1000 hours.

钨卤灯泡内部采用同品牌的平均寿命达到1000小时。

The paper studied influence of tungsten on microstructure and properties of Cr24 high chromium cast iron.

研究了钨元素对Cr24高铬铸铁组织及性能的影响。

Present research and future development of high-density tungsten alloys.

高密度钨合金的研究现状与发展趋势。

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。