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It is proved in this paper that R/ is a principal ideal domain, where R=F+uF+…+u(superscript k-1)F, n is odd, and p is a prime number, and some necessary and sufficient conditions for the cyclic codes over R to be self-dual are given.

该文证明了R/是主理想环，其中R=F+uF+…+u(上标 k-1)F，n是奇数，p为素数，给出了环R上循环码是自对偶码的充要条件。

This paper describes the energy and mineral resources demand theory centered on capita mineral resources consumption and capita GDP S-shaped rules, mineral resources consumption intensity reverse U-shaped rules and progressive laws of wave rules for mineral resources demand, and the energy and mineral resources synthetic prediction model based on the demand theory.

中文摘要：本文介绍了以人均矿产资源消费与人均GDP"S"形规律、矿产资源消费强度变化倒"U"形规律和矿产资源需求波次递进规律等为核心的能源和矿产资源需求理论，以及以此为基础建立的能源与矿产资源需求综合预测模型；系统预测了2010-2030年全球及中国一次能源、粗钢、铜、铝需求趋势，并与其他预测方法和预测结果进行了对比，论证了这一理论模型的先进性和预测结果的可靠性。

In U-bend immersion tests under high temperature and high pressure, the number of cracks on the specimen in 80℃ is more than that in 300℃ due to the compactness and consequent protectiveness of the corrosion product layer.

高温高压U-Bend浸泡试验则发现80℃比300℃破损程度更为严重，原因为腐蚀层的保护性和致密度不同所致。

The report divided Hawaii County into four regions: North Hawaii in the northwest, Hilo area in the northeast, Puna and Ka'u in the southeast, and Kona in the southwest part of the island.

分为西北，希洛区夏威夷县划分为四个区域：北部，东北夏威夷，普纳和东南Ka'u的报告，以及柯纳在该岛西南。

Two anodes are connected in parallel and in push-pull with the other two via U sections.

二个阳极被连接在平行的和在推挽式的中用另外二经由 U 区段。

The low Th and U content of the copper ores suggests that the Pb isotopic compositions of this type of ores are normal lead instead of radiogenic lead.

而且，铜矿石的低U、Th含量为该类铜矿石的铅是正常铅提供了合理的解释。

Being very important, radiogenic components of helium (3He from 3H, 4He from U/Th)have been extensively used for groundwater dating.

中文摘要：放射性衰变产生的氦组分（3H衰变质产生3He，U/Th衰变产生4He）广泛地用水地下水测年。

Rambler Garden Digital Technology Co., Ltd in Shenzhen also has a strong U-MP3 and design capability, in addition to providing various public-products, according to user needs can provide a unique mold.

深圳华逸数码科技有限公司还拥有强大的MP3及U盘外观设计能力，除了能提供各种公模产品外，还能根据用户需要提供独特模具。

Digital Technology Co., Ltd in Shenzhen Rambler Garden "personality, fashion, leading" to product development strategy, with a number of audio-visual products and U-patent.

深圳华逸数码科技有限公司以"个性，时尚，领先"为产品开发战略，拥有多项视听及U盘产品的专利。

The Kruskal-Wallis analysis of variance and Mann-Whitney U test were used for group comparisons. Correlations between of cytokine levels and with the severity of diseased sites in all groups were determined by using Spearman''s rank correlation coefficient.

各组间的差异以Kruskal-Wallis 和Mann-Whitney U 统计检定分析，不同细胞激素之间以及其和牙周炎严重程度的相关性则以Spearman''s rank correlation 做检测。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新