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per cent的中文,翻译,解释,例句,音标,拼写相似词汇

per cent [pə'sent]

per cent的基本解释
n.

百分之...

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更多 网络例句 与per cent相关的网络例句 [注:此内容来源于网络,仅供参考]

The results showed as follows: 1 Extraction of gelsemium total alkaloids. Total alkaloids were extracted with 95 per cent ethanol. The extract rate was 0.519 per cent and the extract purity were 88.02 per cent and 87.38 per cent; Total alkaloids were extracted with chloroform .The extract rate was 0.416 per cent and the extract purity were 89.02 per cent and 94.52 per cent. 2 Isolation of gelsemium total alkaloids with TLC. Total alkaloids contained five or more alkaloids. The optimal developing agent was chloroform :methanol :ethyl acetate(9:l:0.3),the optimal eluent was methylene chloride:methanol(92:8). 3 Isolation of total alkaloids with column chromatography. Alkaloid A and alkaloid B were obtained, alkaloid B was identified as koumine.

研究结果如下:1、钩吻总碱的提取:用95%的乙醇提取钩吻生物碱提取率为0.519%,其提取物纯度为88.02%、87.35%;用氯仿提取钩吻生物碱提取率为0.416%,其提取物纯度为89.02%、94.52%。2、钩吻总碱的薄层层析分离:总碱中含有5种或5种已上的生物碱;氯仿:甲醇:乙酸乙酯(9:1:0.3)是最佳薄层层析的展开剂;二氯甲烷:甲醇(92:8)是柱层析的最佳洗脱剂。3、钩吻总碱的柱层析分离:共得到两种钩吻生物碱单体成分碱A和碱B,碱B为钩吻素子,碱A可能是钩吻素甲。4、钩吻总碱的急性毒性试验:钩吻总碱小鼠腹腔注射的半数致死量LD_(50是:7.38mg/kg,95%的可信限范围为:6.67mg/kg~7.94mg/kg。

Companies with a highly feminised management, such as Sanofi (44.8 per cent female managers and a 27.3 per cent share price decrease), Sodexo (43.39 per cent female managers and a 8.3 per cent decrease) or Danone (38 per cent female managers and a 29.6 per cent decrease), declined less than the CAC 40 (a fall of 42.7 per cent).

赛诺菲(女性经理比例44.8%,股价跌幅27.3%)、索迪斯(女性经理比例43.39%,股价跌8.3%)或达能(女性经理比例38%,股价跌29.6%)等管理层中女性比例较高的公司,股价跌幅均低于CAC 40指数(下跌42.7%)。

Of the 602 buskers, 58 per cent are guitarists, 10 per cent violinists, 9 per cent saxophonists, 10 per cent play flutes and harmonicas, 6 per cent accordions and keyboards and 2 per cent play the didgeridoo.

在602名街头艺人当中,58%是演奏吉他的人,10%是演奏小提琴的人,9%是演奏萨克斯管的人,10%是演奏长笛和口琴的人,6%是演奏手风琴和键盘的人,还有2%是演奏迪吉里杜管的人。

更多网络解释 与per cent相关的网络解释 [注:此内容来源于网络,仅供参考]

per cent:百分之

overbooking 超额订房 | ...per cent 百分之... | reasonable (形)合理的

per cent:百分率

pentagon 五边形 | per cent 百分率 | percentage 百分法;百分数

per cent:百分数

penstock 压力管 | per cent 百分数 | percentaeg 百分率

per cent:百分之几

80.per 按照,经,由 | 81.per cent 百分之几 | 82.percentage 百分数,百分率

profit per cent:盈利百分率

profit 盈利 | profit per cent 盈利百分率 | profits tax 利得税

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