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Based on the example of shahe reservoir, the text makes an analysis on circulation, management and environment and social economy development condition of the surrounding ecosystem. Then, the author carries on inquisition, data analysis and summary and makes calculation and demonstration of the safe stability of the dam ,and discusses the risking obviation and reinforcing technique. Finally, based on the existing research of sustainable development, experts" opinions and Mathematical Statistics analysis, the author brought forward an indication system suitable for reservoirs" sustainable development This system is made up of 4 first class indexes, 13 second class indexes, 38 foundational indexes. The 4 first class indexes are the dam safety evaluating index, the management index of reservoirs, the water ecosystem system stability index, the reservoirs construction effect index. The 13 second class indexes are the construction quality evaluating index, the dam running and management evaluating index, the flood control standard recheck index, the structure safety evaluating index, the anti- earthquake evaluating index, seepage safety evaluation index sign, the metal structure safety evaluating index, the engineering facility index, the management index, the water ecosystem system stability index, engineering effect index, the economic development index, the society development index.

本文以沙河水库为例，对其运行、管理及周围生态环境和社会经济发展状况进行调查，并将调查资料进行分析、归纳、总结；然后对水库大坝的安全稳定情况作出了简要的计算和论证，并讨论了水库的主要除险加固技术；最后在总结现有可持续发展研究的基础上，征集专家的意见，进行数理统计分析，提出了由4个一级指标、13个二级指标、38个基层指标组成的一套适合该水库可持续发展的指标体系。4个一级指标分别为：水库大坝运行安全综合评价指标、水库管理指标、水资源生态系统稳定性指标、水库建设效应指标；13个二级指标分别为：工程质量评价指标、大坝运行管理评价指标、防洪标准复核指标、结构安全评价指标、抗震安全评价指标、渗流安全评价指标、金属结构安全评价指标、工程设施指标、管理指标、水资源生态系统稳定性指标、工程效应指标、经济发展指标、社会发展指标。

The faciform ligament is an important sign of laparoscopic liver surgery and a way of collateral circulation of liver. The superior liver artery found and named in this research can be an important sign to judge the position of hepatic vein. The operation pathway by cutting down the perihepatic ligament next to the superior border of liver is a quick way with little blood. It is difficult to hurt diaphragm and hepatic vein, and the secundum porta hepatic can be showed clearly. As a rule, we break the hepatic vein in the hepatic parenchyma on laparoscopic hepatectomy. But in some situation, extrahepatic treatment was used.

镰状韧带是腹腔镜肝脏外科入路的重要标志，是肝脏侧枝循环的重要途径；本文所发现并命名的肝上动脉可以作为判定肝静脉位置的重要标志；紧贴肝上缘打开肝周韧带，不易损伤膈肌和肝静脉，出血少、速度快，可以使第二肝门获得良好的手术显露；腹腔镜肝切除时一般在肝实质内切断肝静脉，在个别情况也可以预先在第二肝门结扎切断肝静脉。

Methods mri findings in 13 atypical hepatic abscess patients which were proven by pothology and clinical were retrospectively analysed.results all focuses of infection lay in edge of liver,displaying sector sign,sector enhancement,separating enhancement,delayed enhancement and petallike sign were found in turn during arteral phase,venous phase and delayed phase by mr dynamic enhancement scanning.conclusion the authors believed that the above mentioned are characteristic features of atypical hepatic abscess on low field of mr .

回顾性分析13例经病理、临床证实为不典型肝脓肿的mri表现。结果①所有病灶均位于肝脏边缘部分；②楔形征像；③在增强扫描的动脉期、静脉期和延迟期分别依次出现楔形强化、分隔状强化和延迟强化、&花瓣&征。

Keep straight on until you see a road sign that says " Central Park ", and then you follow the sign.

一直走就可以看见中央公园的路标，按着路标走，它会带你到那。

On a consultation held in our printing-office among his friends, what he should do in this conjuncture, it was proposed to elude the order by changing the name of the paper; but my brother, seeing inconveniences in this, came to a conclusion, as a better way, to let the paper in future be printed in the name of BENJAMIN FRANKLIN; and in order to avoid the censure of the Assembly, that might fall on him as still printing it by his apprentice, he contrived and consented that my old indenture should be returned to me, with a discharge on the back of it, to show in case of necessity; On a consultation held in our printing-office among his friends, what he should do in this conjuncture, it was proposed to elude the order by changing the name of the paper; but my brother, seeing inconveniences in this, came to a conclusion, as a better way, to let the paper in future be printed in the name of BENJAMIN FRANKLIN; and in order to avoid the censure of the Assembly, that might fall on him as still printing it by his apprentice, he contrived and consented that my old indenture should be returned to me, with a discharge on the back of it, to show in case of necessity; and, in order to secure to him the benefit of my service, I should sign new indentures for the remainder of my time, which was to be kept private.

他的许多朋友，在印刷所中开会讨论，这件案子该怎样办。有人建议改变名称来规避这个命令；但是我的哥哥认为这个方法不大合适，最后决定一种较好的办法，让未来的这张报刊发行时用拜雅明富兰克林的名字；但是为避免议会的责罚，如果仍旧以他的学徒刊行还是不行，最好办法是暗地里把旧合约给我，合约的后面注明作废，这样一旦有事就可以给人家看了。他的许多朋友，在印刷所中开会讨论，这件案子该怎样办。有人建议改变名称来规避这个命令；但是我的哥哥认为这个方法不大合适，最后决定一种较好的办法，让未来的这张报刊发行时用拜雅明富兰克林的名字；但是为避免议会的责罚，如果仍旧以他的学徒刊行还是不行，最好办法是暗地里把旧合约给我，合约的后面注明作废，这样一旦有事就可以给人家看了。但是为保护我为他工作的利益，剩下的年限我再签一张新合约，这是私自保存的。这是一个下等的计策；但不论怎样，这个计策立即执行了，而这份报依此刊行，用我的名字已有几个月了。

The difference between this scheme and others proxy multi-signatures was that no all original signers authorized the proxy signer who could sign a message on behalf of original signers.Only a part of original signers delegated their signing power to the proxy signer,and others signed by themselves.This scheme satisficed the need when part of original signers couldn't sign by themselves.

与一般的代理多重签名不同的是，一组原始签名人不是都将签名权授予指定的代理签名人，仅有一部分原始签名人授权，其余的是自己行使签名权，即实现了一组原始签名人只有部分成员不能行使签名权的要求。

Complete the column on the right by writing a sign if the factor increases the cardiac frequency and a sign if the factor diminishes it.

代表增加，代表减少，请将正确的代号填入对应的栏位中。

According to the statistics significant test and whether the sign of factor loading is consistent with the sign of factor discriminant coefficient, every variable's impact direction on residential mortgage default risk can be inferred.

因此，本文利用大规模调查数据应用因子分析从所选的19个变量中识别出了8个因子，并应用这8个因子进行判别分析，再根据统计显著性检验以及因子荷重符号与因子的判别系数符号方向是否一致的标准，推断出了各变量对个人住房抵押贷款违约风险的影响方向。

I say thisbecause Sagittarius is a fellow fire sign like yours, so this fullmoon is in graceful angle to your Sun sign, and doubly so if youwere born on August 9, plus or minus four days.

因为，射手座与你同是火相的，且这个满月和太阳有一个优雅的角度~~，所以如果你是8月9日（+-4天），这个作用将会是双倍的。

Sign language dictionaries may or not fulfill the criteria or conditions of lexicographers working on spoken languages , Sign Language dictionaries also differ from one another in the principles of organization of lexical entries .

手语语言词典不可能涵盖口语语言词典中所有的标准，同时，在做手语词典的汇编中，方法也有不同。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。