the properties, uses and production situation of bismuth were also reviewed. secondly, the feasibility of separation of impurities in rich bismuth and reagent ( sulphur or chlorine) deleading with vacuum distillation was studied in theory.

  • 其次,从理论上分析了用真空蒸馏分离各杂质和通过加剂(加硫或加氯)除铅的可行性。
  • 来源:互联网摘选更新时间:2026-07-12 23:40:00

  • 重点词汇
  • situationn.情况;状况;形势;局面;(建筑物或城镇的)地理位置,环境特点;工作岗位;职业;
  • deleading去铅
  • propertiesn.房地产(property的名词复数);财产;所有权;特性;
  • andconj. 和;与;而且;于是;然后
  • secondlyadv.第二,其次;
  • theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
  • ofprep. 关于;属于…的;由…制成;
  • AND与(计算机逻辑运算的一种,或称逻辑乘法) AND gate “与”门(电路,脉冲);
  • 相关例句
1、

the boy cast a stone at the dog.

那个男孩向那条狗扔了块石头。

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2、

the naughty boy cast a stone at the window.

这个调皮的男孩向窗子扔了一块石头

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3、

but they answered them not, neither did they cast a stone at them, nor stopped up the secret places.

但他们不向敌人还击,也不抛石,也不堵塞藏身之处。

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4、

when they continued to ask, he stood and said: he that is without sin among you, let him first cast a stone at her.

他们再接着问,于是他站起身来说:“你们当中有谁没有罪过,请他向这个女子扔第一块石头。”

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5、

dr alloway commented: "i like to describe it as your brain's post-it note. "

阿洛韦博士解释说:“我喜欢把这形容成是你大脑的记事贴。”

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6、

robert burns, scotland's supreme literary hero, was born in alloway, scotland in 1759.

罗伯特·彭斯是苏格兰的文学巨匠,1759年出生在苏格兰的阿洛韦。

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7、

video games that involve planning and strategy, such as those from the total war series, may also train working memory, dr alloway believes.

视频游戏,如涉及规划和战略的全面战争系列,也可以培养工作记忆,阿罗维博士认为。

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8、

technical essentials on artificial fecundation of rana chensinensis

中国林蛙人工繁殖技术要点

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9、

influence of time and temperature keeping embryo of milk cow in vitro on fecundation rate of transplantation

奶牛胚胎体外保存时间和温度对移植受胎率的影响

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10、

effect of inter-fertilization interval in breeding broilers on fecundation rate

肉用种鸡输精间隔期对种蛋受精率的影响

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11、
12、

major measurements for improving fecundation rate in artificial insemination of milking cow

提高奶牛人工授精受胎率的关键措施

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13、

ten measurements for improvement fecundation rate of yellow cattle

提高黄牛受胎率的十项措施

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14、

changes on the fecundation rate and eyed rate of rainbow trout eggs which were exposed to the air for different time

虹鳟鱼卵体外不同受精时间对受精率、发眼率的影响

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15、
16、

controlled pollination with the cryopreserved peony pollen shows a good fecundation ability.

初步人工授粉试验表明,超低温保存4年后的芍药花粉仍具有受精结实能力。

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17、

testing methods for aniline point and mixedaniline point of petroleum products

石油产品苯胺点及混合苯胺点测定法

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18、

petroleum products - determination of aniline point

石油产品苯胺点测定法

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19、

standard test methods for aniline point and mixed aniline point of petroleum products and hydrocarbon solvents

石油产品和烃类溶剂苯胺点和混合苯胺点的标准试验方法

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20、

petroleum products and hydrocarbon solvents - determination of aniline point and mixed aniline point

石油产品和烃类溶剂.苯胺点和混合苯胺点的测定

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