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矿石组构虽然复杂,但其矿物组成比较简单,有用矿物主要为天青石.用英语怎么说？

矿石组构虽然复杂,但其矿物组成比较简单,有用矿物主要为天青石.

The main useful mineral is celestine.

相关词汇
the main useful mineral is celestine

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

main

adj. 主要的，最重要的，全力的；n. 最主要的部分，重点，主要管道，体力，[航海]公海；

useful

adj. 有用的，有益的，有帮助的，令人满意的；

mineral

n. 矿物，矿石，矿物质，汽水；adj. 矿物的，似矿物的；

is

vt.& vi. 是（be的三单形式；n. 存在；

celestine

天青石；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
PurposeTo determine the content of cefotaxime sodium for injection.
目的建立高效毛细管电泳法测定注射用头孢噻肟钠含量的方法.
I propose Mary Cavy a candidate for the presidency.
我提名玛丽戴维斯为总裁候选人.
The end result of several years of negotiations was the 1980 Convention on Conventional Weapons ( CCW ).
经过多年谈判后得到的最终结果就是1980年的《常规武器协定 ( CCW ) 》.
You can enjoy a quick snack while your children cavort in the sand.
趁孩子们在沙滩上嬉戏，你可以吃点小吃。
South American cavy; possibly ancestral to the domestic guinea pig.
南美洲豚鼠; 可能是家养豚鼠的祖先.
His eyes, seeing nothing, moved ceaselessly about the room.
他的眼睛现而不见, 可是不停地向屋子里四面看.
Six of the Tang Dynasty celadon origin one.
为唐代六大青瓷产地之一.
Streams of mercy, never ceasing, Call for loudest praise.
怜悯江河涌流不断, 迫我不断来歌咏.
But there were also cautionary signals in the Hynson opinion.
可是在"海森"案的意见里,还有一些告诫性的信号.
"Maybe we could celebrate tonight." — "What did you have in mind?"
“也许今晚我们可以庆祝一下。”——“你有何打算？”
He cavalierly dismisses the theory of both Freud and Jung.
他傲慢武断地斥贬佛洛依德和杨格二人的理论.
The cavalcade drew together in silence.
马队在静默中靠拢在一起.
Method: CBPI - M 25 - 0.25 capillary column and hydrogen flame ionization detector were selected.
方法: 采用 CBP1 -M25-0.25石英毛细管柱,检测器为氢火焰离子化检测器.
Paracolic sulci are lateral depressions of the peritoneum investing the cecum.
结肠旁沟是腹膜侧方围绕盲肠的凹陷.