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Objective To determine calcium,iron,manganese and zinc in the snake slough and periostracum cicada.

测定蛇蜕、蝉蜕中钙、铁、锰、。方法非完全消化法处理样品,以火焰原子吸收法测定。

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Brass is formed by the fusion of copper and zinc.

黄铜是通过铜和熔合而成

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The process treating roast dust from zinc pyrometallurgy is,in general,the second roasting by rotary kiln.

处理火法炼锌高温流态化焙烧过程所产烟尘,采回转窑二次焙烧流程。

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A zinc coating is applied to the steel for rust protection.

镀锌层是止钢铁生锈

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Copper and zinc are fused to make brass.

铜与熔合成黄铜。

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The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.

经高温煅烧后闪锌矿石与稀硫酸反应制备七水硫酸锌和五水硫酸铜。

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In 2000 I started with nanobelts, white woollike products made by baking a metal oxide such as zinc in the presence of argon gas at 900 to 1,200 degrees Celsius, and with nanowires.

2000年,我便从奈米带这种白色羊毛状金属氧化物(像是让在900~1200℃烘烤环境下与氩)和奈米线开始著手。

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An oxidized zinc ore from Inner Mongolia was found to be very difficult to treat due to its features of high oxidation rate,heavy weathering and the intimate association of hemimorphite and limonite.

内蒙某氧化锌矿石氧化率高,风化严重,异极矿和褐铁矿共生关系紧密且复杂,是一个难选氧化锌矿。

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Methods Indoform clont cataplasm and clove oil zinc oxide cataplasm were applied respectively to group A and group B for the one time treatment of 140 teeth of chronic periapical periodontitis.

观察自行配制于一次法碘甲糊剂效果,并与传充糊剂进行比较。

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A biotemplate technique was emplored to prepare biomorphic ZnO, using eggshell membrane (ESM) as the template which is infiltrated with zinc alkoxide solution and followed by calcination treatment.

摘要以鸡蛋壳内膜为模板,通过简单环保液相浸渍技术结合热处理工艺制备具有蛋膜分级结构特征氧化锌微纤维材料。

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Nonbiodegradable pollutants, such as certain chlorinated hydrocarbon pesticides (e.g.DDT) and heavy metals, such as lead, copper, and zinc in some industrial effluents, accumulate in the environment.

生物不可降解污染,如氯代烃类杀虫剂(如DDT)和工业废水中重金属,如铅、铜和,在环境中积累。

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When the complex of anhydrous zinc acetate with 1,5-naphthalene diamine was formed, the anhydrous zinc acetate changed from a bidentate ligand to a unidentate ligand.

在无水乙酸锌与1,5-萘二胺形成配位络合物过程中,无水乙酸锌结构从双齿型转变成单齿型。

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Hartshorn (NH4OH) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate (T203).

摘要选氨水溶液代替醋酸作为新型催化剂于硫磷双辛基碱性锌盐(T203)皂化反应。

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A new convenient and general one-step route for preparing azines by treating aromtic aldehydes and semicarbazide with anhydrous zinc chloride as catalyst is described.

吖嗪是途很广泛化合物,如作染料,光敏物质,聚合单体,另外它们还是加成反应母体化合物。

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Process of surface treatments include gold plating, silver plating ,nickel plating, chrome plating, tin plating, zinc plating, electrostatic painting, cataphoretic coating, aluminium oxidizing, etc.

产品表面处理(镀金.银.镍.铬.锡..静电喷涂.喷漆等)。

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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.

矿产勘查在煤、铀、铁、金、银、铜、镍、铅、、锑、钨、钼、钒、钾盐及特色非金属矿产等方面取得重要进展。

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This paper describes a new technology for production of rongalite based on sodium pyrosulfite reduced by zinc powder and reacted with formaldehyde.

斜述了焦亚硫酸钠为原料,经锌粉还原与甲醛加成反应,生产次硫酸氢钠甲醛新工艺。

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Simulates the multi-hearth work condition,promotes to uses the zinc volatility kiln processing zinc scum dechlorinate,by this increase income earning of an enterprise.

模拟多膛炉作业条件,推广至采锌挥发窑处理锌浮渣脱氯,以此增加企业收益。

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We have observed similar protection and viability with other water-insoluble compounds such as calcium alginate, dimethylglyoxime, zinc carbonate, barium carbonate, and 1-aminoanthraquinone.

我们已观察到其他非水溶性化合物(如海藻酸钙、丁二酮肟、碳酸锌、碳酸钡及1-氨基蒽醌)也有类似保护和生存能力。

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Our products include cuprous thiocyanate, zinc pyrithione (ZPT), sodium pyrithione (SPT), copper pyrithione (CPT) which can be applied in coating industry.

产品系列包括硫氰酸亚铜、吡啶硫酮(ZPT)、吡啶硫酮钠(SPT)、吡啶硫酮铜(CPT)适于涂料行业。

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TED演讲(视频版)双语精选

Two in particular are iron and zinc.

特别是铁和

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恋爱物语

Sprinkle on some crushed pecans to add a dose of zinc.

在上面撒一些碎核桃,增加的含量。

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CNN 10 学生英语 2019年2月合集

Mineral products that contain zinc oxide and titanium dioxide will still be allowed.

含有氧化锌和二氧化钛的矿产品仍然是允许的。

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科普小杂文

Micronutrients like folic acid, zinc, and magnesium also have a big role in better hearing.

叶酸、和镁等微量改善听力也有重要作用。

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CNN 10 学生英语 2018年9月合集

Columbia University researchers using this machine found the vapor has toxic metals like chromium, nickel, zinc and lead and as we know, there's no safe level of lead.

哥伦比亚大学的研究者使用这种机器发现了气雾中含有有毒金属,例如铬、镍、、铅,而我们知道,只要含铅就是危险的。

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TED演讲(视频版)双语精选

So protein declines about 10 percent, iron about eight percent, zinc about five percent.

可见蛋白质含量降低了10%,铁8%,大约5%。

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华尔日报

The Classic Clean formula uses pyrithione zinc at 1%.

经典清洁配方使用 1% 的吡硫酮

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科学60秒-科学美国人 2021年1月合集

These metals included zinc, chromium, nickel and cadmium.

这些金属包括、铬、镍和镉。

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Discovery纪录片《认识电力》

He climbed on a zinc rooftop and started testing the wire.

他爬上制屋顶开始测试电线。

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托福考试官方指南

And it's red because of the zinc paint that goes on those stainless steel cables.

金门大桥是红色的因是钢索上喷的漆。

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神探夏洛克影视一季)

I recognise the paint. It's like Michigan...hard-core propellant. I'd say zinc.

我认得这涂料,像是密歇根牌,某种硬核涂料喷射剂,我猜是

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我听力

What will happen when we add zinc?

我们放入之后会发生什么呢?

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WIL生活启示录

Though process to create heme requires 8 enzymes and uses up the main protein for collagen, glycine, as well as vitamin B6, zinc and of course, iron.

然而,制造血红的过程需要8种酶,并消耗胶蛋白、甘氨酸、维生B6、,当然还有铁的主要蛋白质。

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Kurzgesagt 科普动画(双语精选)

It contains all essential amino acids our body needs, and a lot of minerals like: iron, zinc and essential vitamins – some of which are barely found in plants, like Vitamin B12.

它含有所有必需氨基酸和我们的身体需要和许多矿物质,例如:铁,和必要的维生,像维生B12在植物中几乎找不到。

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VOA Special 2015年7月合集

If you do not eat meat, cashews are a good substitute. Cashews have lots of protein and minerals, like iron and zinc. They also have the mineral magnesium, which may help to improve memory.

如果你不吃肉,那么腰果是很好的替代品。腰果含有丰富的蛋白质和铁、等矿物质,而且含有帮助改善记忆的矿物镁。

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高考阅读真题

Of the common berries, strawberries are highest in vitamin C, although, because of their seeds, raspberries contain a little more protein, iron, and zinc (not that fruits have much protein) .

常见的浆果中,草莓的维他命 C 含量是最高的,因为草莓上的那些种子。覆盆子含有更多的蛋白质、铁和 (并不是说水果中含有很多蛋白质)。

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经济学人-科技

The researchers have now proved their techniques in electroplated layers of copper, nickel and zinc, and believe that self-repairing metals should commonly be available in the years ahead.

研究人员现在已经在电镀铜层,镍层和层上证实了这种技术同时他们相信在未来的几年里将会普遍实现金属的自我修复技术。

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Osmosis-消化

It plays the biggest role in the digestion and absorption of most nutrients, including the breakdown-products of macronutrients, zinc, water-soluble vitamins, and fat soluble vitamins, namely A, D, E, and K.

它是消化吸收大多数营养物的最重要场所,包括营养分解产物、、水溶性维生,以及维生A/D/E/K等脂溶性维生

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万物简史

We couldn't even give them lunch because all our foods contain traces of manganese, selenium, zinc, and other elemental particles at least some of which would be poisonous to them.

我们甚至无法招待他们吃午饭,因为我们的食物里都含有微量锰、硒、,和别的粒子,起码其中有一些他们来说是有毒性的。

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Scishow 精选系列

The wire that connects the copper and the zinc allows electrons to flow freely, but protons are HUGE compared to electrons and they can't move through wires.

连接铜和的电线让电子可以自由流动,但是质子和电子相比体积太大,没有办法通过电线移动。

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