In 1990 the continent's total fertility rate was over six, compared with two in East Asia.
在1990年时非洲大陆的总和生育率超过6，而东亚为2。
Half of the Europeans received an increase in salary last year, compared with two-thirds of Americans.
他们中有半数在去年获得加薪，美国的加薪比例则为三分之二。
The number of home vegetable gardens is predicted to jump more than 40 percent this year, compared with two years ago, according to the National Gardening Association.
据全国园艺协会说，与两年前相比，本年家庭菜园数量预计能跳涨40%以上。
In China, Ford will offer four color combinations on the Fiesta, compared with two in Europe.
在中国，福特对嘉年华将提供四种颜色的组合，而在欧洲只有两种。
The results are compared with two non destructive assay (NDA) methods, the calibration data are provided to NDA.
还与两种非破坏性分析（NDA）方法进行了比对，为NDA分析提供了校验数据。
In 2015 three-quarters of South Korean female secondary-schoolers went to university, compared with two-thirds of their male peers.
到2015年，已经有四分之三的中学女生进入大学深造，相比较而言中学男生大学升学率是三分之二。
Hai Duong, a currency trader, said he had 20 or more customers buying U. S. dollars on a recent Wednesday, compared with two customers buying euros.
外汇交易员Hai Duong说，最近的一个周三，他有20多个客户买入美元，而买入欧元的客户只有两人。
The polypeptide patterns of the eggs of Anopheles sinensis and An. anthropophagus were compared with two-dimensional electrophoresis in polyacrylamide gel.
用二维电泳法比较分析两种按蚊卵的蛋白质多肽图谱。
Moving to DB2 9 reduced the amount of time required to add new forms and schemas to the system: supporting a new form in PODS4 typically takes two hours, compared with two weeks in PODS3.
迁移到DB 29可以减少在系统中添加新表单和模式所需的时间：在PODS4中支持一个新表单通常只需要两小时，而在PODS3中需要两周。
The benzene - toluene - ethylbenzene ternary system is used as an example to justify the method, and compared with two common separation sequences. The result is energy saving is remarkable.
用苯-甲苯-乙苯物系为例进行考核计算，与普通塔的两个分离序列进行比较，节能效果十分显著。
The quantification of mitral stenosis by using a new color Doppler flow convergence method was evaluated, and compared with two -dimensional echocardiography, pressure half- time and combined method.
本研究应用彩色多普勒血流会聚新方法评价了对二尖瓣狭窄的定量诊断，并与二维超声、压力降半时间及综合法测量二尖瓣狭窄进行了比较。
Compared with two engineering cases, the calculated results could be fitted with the measured field data.
与两个工程实例进行了对比，本文方法计算得到的结果与实测数据较吻合。
Compared with two independent pens, the utility model is low in cost, simple in structure and convenient in manufacturing.
相比两支单独使用的钢笔，成本低廉，结构简单，制造方便。
Compared with two modes network, the stochastic-flow traffic network is more suitable for describing the transportation system in the real life.
与二态网络相比，随机流量交通网络更适于描述现实生活中的交通系统。
Conclusions: Compared with two-dimensional echocardiography, real-time three-dimensional echocardiography could reflect the true stereoscopic structure of cardiac tumor.
结论：与二维超声心动图比较，实时三维超声心动图反映了心脏肿瘤的一个真实的立体结构。
Conclusions: Compared with two-dimensional echocardiography, real-time three-dimensional echocardiography could reflect the true stereoscopic structure of cardiac tumor.
结论：与二维超声心动图比较，实时三维超声心动图反映了心脏肿瘤的一个真实的立体结构。
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