The most frequently used codons were NNA and the most infrequently were NNG.

1、

The typical structure of GroELs comprises two back-to-back nng structures and one lid-like GroES.

GroELs的典型结构是由两个背靠背的环状结构以及一个盖子状的GroES组成。

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2、

The establishment of the systems also represented the tendency of the centralization of state power in the period of NNG.

行政督察专员公署的设立，也表现出南京政府时期的集权化趋势。

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3、

Systematic check of symmetry group tables ( continued)& proof on the error of the general formula B of the space group p42/ nnm

对称群表的系统校验（续）&论证P42/nnm总公式B的错误

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4、

The neural networks NNM and NNC used for identifier and controller is trained off line using Genetic Algorithm, and on line using BP Algorithm, respectively.

用GA离线辨识网络NNM，在此基础上用BP算法在线训练控制器网络NNC。

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5、

B. The NNM process netmon is not running on the collection station.

收集站没有运行NNM网络监视器进程。

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6、

Conversion of GPS Height in Plainness Area by the CF& NNM Method

平坦地区转换GPS高程的混合转换方法

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7、

How can we best serve the needs of future generations?

我们怎样才最能满足后代子孙的需要？

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8、

She was one of the best tennis players of her generation.

她是同辈中最出色的网球运动员之一。

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9、

My generation have grown up without the experience of a world war.

我这一代人在成长过程中没有经历过世界大战。

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10、

She was one of the greatest minds of her generation.

她是她那一代人中最聪慧的人之一。

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11、

She has inspired a whole generation of fashion school graduates.

她激励了整整一届时装学校的毕业生。

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12、

I often wonder what future generations will make of our efforts.

我常常想：后代将怎样评价我们所作出的努力。

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13、

A new concept of regional No-Net-Rotation ( NNR) reference frame for researching crustal movement is proposed. The GPS data observed in Chinese mainland and the surrounding areas is processed by use of this reference frame and a new crustal movement velocity field is obtained.

提出了在地壳形变研究中区域无整体旋转基准的概念，并用区域无整体旋转基准对中国大陆及周边地区的GPS观测数据进行了处理，给出在该基准条件下区域地壳运动速度场。

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14、

According to the degradation status of Honghe NNR's water resources and its wetland ecology developing rules, it is believed that the water needs amount of the reserve should be analyzed and calculated based on the two processes of static water needs and dynamic water needs.

基于洪河国家级自然保护区水资源退化现状及湿地生态规律，认为洪河保护区水资源需求应从动态需求和静态需求两个方面来综合分析与计算。

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15、

However, only 45.5% of the carnivores distributed within the Qinling Mt. were detected within NNR.

分析表明，保护区的有蹄类动物物种丰富，秦岭分布的有蹄类在该区域均有分布，但食肉动物种数仅占整个秦岭地区的45.5%。

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16、

The general feeling of the meeting was against the decision.

会议上普遍的意见是反对这个决定。

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17、

She runs a general practice in Hull.

她在赫尔开了个全科诊所。

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18、

There is a general public perception that standards in schools are falling.

公众普遍认为，学校的水平都在下降。

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19、

He rose to the rank of general.

他升至将级军官。

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20、

There is a general belief that things will soon get better.

大家普遍认为情况很快就会好转。

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