chalcocite怎么读

Leaching of copper from chalcocite with acidic acetonitrilecopper sulphate system was studied.研究了用酸性乙腈硫酸铜体系从辉铜矿中提取铜.The paper discusses a new method for producing cupric feed copper sulfate by chalcocite and ehalcopyite....

n.辉铜矿...

n.制造或修理钟表者...

n.可裂变物质adj.可引起核分裂的，可分裂的...

diet的复数形式为：diets...

“护理”的英语可以翻译为：nurse，nursing，tend and protect，nursing care，tend ...

Bergen的音标：Bergen的英式发音音标为：['bə:ɡən]Bergen的美式发音音标为：['bɚɡən, 'bɛr-]...

n.胆（结）石( gallstone的名词复数 )...

This is your favorite announcer signing off for tonight.这是你最喜欢的播音员在结束今晚的广播.The summit was crowned by the signing of the historic START treaty.此次峰会以签订具有历史性意义的《削减进攻性战略武器条约》宣告圆满成功。Before signing, he covenanted that he would...

“倾斜”的拼音为：qīng xié...

excel的近义词/同义词有：exceed, beat, better, surpass, cap, top, cap, star, exceed, beat, outdo, surpass, better, tower, top。vt.excel的近义词（胜过;优越）：exceed, beat, better, surpass, cap, top。excel的近义词（其他释义）：cap, star, exceed, beat, out...

The accuracy rate in PHCcombining positivity of AFU and AFP was 93.9 %.AFU与AFP联合检测,可使PHC的诊断阳性率提高到93.9%.Results Various proteins, including alpha fetoprotein ( AFP ), alpha antitrypsin ( AAT ) and alpha antichymotrypsin (...

“额”的拼音为：é...

merogamy的音标：merogamy的英式发音音标为：[mə'rɒgəmɪ]merogamy的美式发音音标为：[mə'rɒgəmɪ]...

Virgil was the greatest of Latin poets and wrote the great epic, the Aeneid.维吉尔是最伟大的拉丁诗人,著有伟大的史诗《埃涅阿斯纪》....

assistance的反义词有：opposition, resistance, opposition, resistance。n.assistance的反义词（援助）：opposition, resistance。assistance的反义词（其他释义）：opposition, resistance。...

A trickle of refugees began to flee the country.难民开始三五成群地陆续逃离该国。For an instant, Catherine was tempted to flee.有那么一会儿，凯瑟琳很想逃跑。For an instant, Catherine was tempted to flee...有那么一会儿,凯瑟琳很想逃跑。She persuaded Bolivar to flee ra...