rare的例句大全

Study on the Existing Form of Sn and Rare Earth Metals in Al

锡和稀土在铝中存在状态的研究

Sugar was rare until the Spanish began to cultivate it in the Canaries and Antilles in the mid-1400s, and even then only the rich could afford it.

15世纪中期，西班牙开始在加纳利和安地列斯群岛种植甘蔗。在此之前，食糖还是稀罕物。哪怕是在那以后，也只有富人才能买得起食糖。

In the Western Han, even though emperors relied on individual followers, it was rare for consort clans like families Huo and Wang to seize great power to interfere with the state affairs.

西汉时皇帝虽也依赖身边的大臣，但能像霍氏和王氏那样专权的外戚只是个别现象。

Shingleback Skinks Monogamy is pretty rare among lizards, but these skinks are the exception.

糙背蜥蜴蜥蜴界的一夫一妻制很少见，但是这些糙背蜥蜴是例外。

But a large number of ancient books in Tianyi Pavilion are labeled as rare historical archives and materials because they are original recordings.

但天一阁藏品中大量的古籍具备原始记录性，因而可被视作珍贵的历史档案或是相关史料。

Secondly, this variety is a rare idioplasm of multi-spike, its branch can grow into spike and the burl in its middle and lower part can outgrow several spikes.

多穗，该品种不但具有分蘖成穗特性，而且中下部节间可产生多个分枝穗，是少有的谷子多穗型新种质；

Determination of magnesium in rare earth-magnesium intermediate alloy by atomic absorption spectrometry with hyposensitive line

次灵敏线火焰原子吸收光谱法测定稀土-镁中间合金中镁

An Application of Rare Earth Microalloy Cast Iron for Glass Mould

稀土微合金化铸铁玻璃模具的应用

Effect of Rare Earths on Extra low Sulfur Microalloy Steel

超低硫微合金钢中稀土元素的作用

Argon belongs to the family of rare inert gases.

氩属于稀有惰性气体家族。

A soldier who deserts his post in time of war is punished severely. Smuggling out of the country prohibited rare plants and their products shall be sentenced to imprisonment of less than five years with fine or a fine alone;

在战时，对逃兵的处罚很重。情节严重的，处五年以上有期徒刑，并处罚金。

Coercive Force and Effective Activation Volume in Rare Earth Permanent Magnets and Magnetic Recording Materials

稀土永磁及磁记录材料的矫顽力与有效激活体积

Determination of the pulse width of pulsed magnetizing field for a rare earth magnet with high coercive force

高矫顽力稀土磁体脉冲磁化场脉宽的确定

Magnetic Field Intensity, Magnetic Flux Density, Coercive Force, Vertical Axis Wind Turbine, NdFeB Rare-Earth Permanent Magnet.

磁场强度，磁通量密度，矫顽力，垂直轴风力发电机，稀土钕铁硼永磁材料。

It is pointed out that development of zinc-cerium redox flow battery technology is important area and direction for change step by step from country with rich rare earths sources to strong country with technology.

指出锌-铈液流电池技术的开发是把我国稀土资源优势变为技术优势的重要方面和重要方向。

So, there had an optimized interpolative quantity while adding rare earth into FMPS iron based powder metallurgical friction material, and then the material got more better mechanical performance and frictional property.

由此确定在FMPS型铁基粉末冶金摩阻材料基础配方中稀土的加入量存在一个最佳值，可使其获得更为优异的力学性能和摩擦性能。

The Simple Analysis of the Radwaste Treatment& A Case Study of a Rare Earth Mineral Factory in Guangdong Province

放射性废物治理浅析&以广东省某稀土厂为例

The bears will be treated with rare bamboo from the central Japanese mountain of Izu that is similar to what they used to eat at home.

两只熊猫所吃的竹子都来自日本伊豆大山中部，是非常少有的，这跟他们在中国所使用的竹子十分相似。

The synthesis methods of Nipagin Esters Catalyzed by sulfuric acid, p-toluene sulfonic acid, ferric sul-fate hydrate, ferric chloride hexahydrate, aluminium chloride hexahydrate, rare earth compound, solid super acid and heteropoly acid were reviewed.

评述了采用硫酸、甲苯磺酸、合硫酸铁、水合三氯化铁、水合三氯化铝、土化合物、体超强酸和杂多酸等催化剂催化合成对羟基苯甲酸酯的方法。

Solubility of Rare Earth Oxychloride in Melt of Cryolite reactive oxygen species

稀土氧氯化物在冰晶石氧化铝熔体中的溶解度