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- 流化催化裂化（FCC）過(guò)程中，沉積在催化劑上的金屬Ni，V會(huì )導致催化劑嚴重失活，加入金屬鈍化劑是解決上述問(wèn)題的經(jīng)濟有效的辦法。Ni and V pollute FCC catalysts seriously. Using metal passivatos is the most economic and efficient method to solve this problem.
- 探討了活性金屬Ni、Pd、Li和K對碳材料儲氫的催化性能和金屬Mg與多壁納米碳管、碳納米纖維、高比表面積活性炭、無(wú)煙煤和納米石墨等碳材料復合儲氫的性能及機理;The catalytic performance of active metal(Ni, Pd, Li and K)on bydrogen storage of carbon material and hydrogen-storage performance and mechanism of Mg composed with carbon materials, including multi-walled carbon nanotubes, carbon nanofibres, active carbon, anthracite and graphite, are discussed.
- 他們把廢金屬熔化掉。They melted down metal scrap.
- 這種合金是用兩種金屬熔合而成的。This alloy is formed by the fusion of two types of metal.
- 金和銀是容易加工的金屬。Gold and silver are tractable metals.
- 油保護金屬免于生銹。Oil preserves metal from rust.
- 他把那彎曲的金屬片弄直了。He straightened the bent strip.
- 金子是貴重金屬。Gold is a rare metal.
- 建筑工人為了防護而帶金屬頭盔。The construction workers wore metal helmets for protection.
- 對該金屬進(jìn)行了分析。The metal was submitted to analysis.
- 該國建立了戰略性金屬材料貯備。The country built up a stockpile of strategic metals.
- 傘的骨架是金屬制的。The frame of the umbrella is made of metal.
- 將酸和金屬放在一起會(huì )引起反應。Putting an acid and a metal together causes a reaction.
- 難加工的金屬an intractable metal
- 他用金屬絲把籃子綁在腳踏車(chē)上。He wired the basket to the bicycle.
- 這堵圍欄用金屬絲加固了。The fence was strengthened with wire.
- 大多數金屬能導電。Most metals conduct electricity.
- 酸腐蝕金屬很快。The acid eats into metals quickly.
- 你知道酸腐蝕金屬的原因嗎?Do you know the cause of bad losing metal?
