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The development trend of tungsten resources in china was analyzed in aspects of supply and demand,price tendency and macropolicy.

从供给需求、价格走势、宏观政策等方面,对我国金属资源开展趋势作了分析。

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The distribution and yield of product undergo the proportion of molybdenum and tungsten in the bi-oxo-capped trinuclear molybdenum tungsten clusters.

该催化氧化反应产物的分布及其产率与三角三核双氧帽钼钨簇合物中钼钨的比例有关。

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Mineral exploration made important progress in .coal, uranium, iron, gold, silver, copper, nickel, zinc, lead, antimony, tungsten, molybdenum, vanadium, kainite and characteristic non-metal.

产勘查在煤、铀、铁、金、银、铜、镍、铅、锌、锑、、钼、钒、钾盐及特非金属产等方面取得重要进展。

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Several kinds of tungsten thermonic cathode were introduced.Moreover, the advances in the cathode with a monoatomic layer on the molybdenum substrate were reviewed.

概述了几种电子管钨基阴极材料的研究进展及钼基原子膜阴极的研究现状。

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Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在温湿气候条件下,含多金属硫化物的钨锰-白钨产主一系列的物理、化学变化,形成次生富集

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In the system of sulfuric acid phenylglycollic acid cinchonine potassium chlorate, micro amount of tungsten in ammonium molybdate products has been determined by catalytic polarography.

在硫酸 -苯羟乙酸 -辛可宁 -氯酸钾体系中 ,催化极谱法测定钼酸铵产品中的微量

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Using the modified analytic embedded-atom method (MAEAM), the molecular dynamics (MD) simulation was performed to study the premelting and melting behavior of (001) plane of niobium and tungsten.

摘要采改进分析型嵌入原子方法(MAEAM),对铌、晶体的(001)面预熔和熔化过程进行分子动力学模拟。

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This paper is described to draw tungsten wire with ZTA precision ceramic wortle at a high temperature, The profiles of tungsten wire and mould hole and the relation between them are researched.

阐述ZTA精密陶瓷拉丝模在高温下拉制钨丝的过程,研究了钨丝和模孔表面的状况及两者间的相互关系,讨论了拉丝模的使寿命及其拉丝磨损机理。

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超能陆战队

That's a whole lot of tungsten carbide.

好多碳化啊。

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超能陆战队(有声书)

" That's a whole lot of tungsten carbide..." Hiro said.

" 全都是碳化… … " 小宏说道。

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透视百科科技类

That's hot enough to melt tungsten, the metal with the highest melting point in the universe.

热度足以融化,宇宙熔点最高的金属。

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CRI在线 2025年2月合集

In addition, China announced export controls on items related to five rare metals, including tungsten and tellurium.

此外,国还宣布了对、碲等五稀有金属的出口管制。

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Discovery纪录片《认识电力》

As the electrons try to crowd through a hair-thin tungsten wire, the energy spent overcoming resistance turns into heat.

当电子试图挤过根细细的丝时,克服电阻所消耗的能量转化为热量。

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科学60秒 听力 2014年7月合集

The scientists covered tiny particles of tungsten oxide with iron oxide to mimic the way moth eyes gather light.

科学家仿造飞蛾眼睛的结构,用氧化铁盖住二氧化上的细小微粒。

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Buzzfeed 女性时尚杂谈

And so one of them is called tungsten light.

丝灯。

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Buzzfeed 女性时尚杂谈

Since these are not tungsten lights, this looks really blue.

由于这些不是丝灯,所以看起来特别蓝。

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科技智慧坊

Here we have a tungsten crystal needle, and below is a ring called the extractor.

这里有晶体针,下面是被称为提取器的环。

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Veritasium真理元素

The filaments changed from carbon to tungsten, which has a very high melting point.

灯丝由碳变成了的熔点非常高。

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建筑奇遇记

For example, thes tungsten steel floors can fry you and it can even kill you.

例如,这些钢地板能将你烤熟,甚至能致你于死地。

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Overheard at National Geographic

UV lights, mercury lights, tungsten lights, even lights he found years ago at an old gas station.

紫外线灯、水银灯、丝灯,甚至是他几年前在家旧加油站找到的灯。

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动画简史

After more testing it was concluded that he had suffered from acute tungsten poisoning, the first recorded case of such a condition.

经过更多检查,医生得出结论,他患有急性毒,这是第例此类病例。

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企业巨头的崛起

That year the company replaced their stainless steel ballpoints with much harder tungsten carbide, which they still use today.

年该公司将不锈钢圆珠笔替换为更硬的碳化,至今仍在使用。

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Team Deakins

With LED white light quality that matches natural daylight and classic tungsten bulbs, plus extreme low-end dimming while maintaining color quality.

LED白光品质媲美自然日光与经典丝灯,且在保持色彩品质的同时实现极低亮度调节。

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科学世界

But, pumping heat out of your house isn’t cheap and turning on one air conditioner is the same as running dozens of tungsten light bulbs.

但是把热气从房子里赶出去可不便宜,而开台空调够开几十盏电灯泡了。

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彭博洞察

Tin, copper, tungsten and lithium along with associated geothermal energy, are now high in demand because they're key to the shift to clean energy.

锡、铜、和锂以及相关的地热能现在需求量很大,因为它们是向清洁能源转变的关键。

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科技智慧坊

This extraction ring is connected to positive 5000 volts, and as a result, the negatively charged electrons in the tungsten are pulled towards the extractor.

这个提取环连接着正5000伏电压,因此, 带负电的电子被吸引向提取环。

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Aerial America 《俯瞰美国》

It's a mine that once provided the US government with two much needed minerals stibnite and tungsten, which were used to make bombs during World War II.

这是座曾经为美国政府提供了两非常需要的辉锑矿和,,它们在二战期间被用来制造炸弹。

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动画简史

Further analysis suggested that tungsten was not to blame but rather RDX or cyclonite, the main ingredient in C4 as well as other explosives, here being used as a propellant charge.

步分析表明,不是罪魁祸首,而是RDX,它们是C4和他炸药的主要成分,在这里被用作推进剂。

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