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Any of various small, graceful, swift-flying passerine birds of the family Hirundinidae, having long, pointed wings, a usually notched or forked tail, and a large mouth for catching flying insects and noted for their regular migrations in large numbers, often over long distances.

燕子：燕科体小、优美且飞行快疾的燕雀类小鸟，具有长而尖的翅膀、通常为V形或叉形尾巴和用于抓飞虫的大嘴，并因它们长距离的规律性集体大迁徙而闻名 Any of various similar birds， such as a swift。

Parkinson, born on this date in 1909, also wrote novels set in the nautical world, including the Richard Delancey series and The Life and Times of Horatio Hornblower.

Parkinson 生于1909年，同样也写了关于航海的小说，包括Richard Delancey 系列和 Life and Times of Horatio Hornblower。

Methods We developed a Chinese traditional medicine prescription composed of Radix Puerariae, Flos Puerariae, Hovenia dulcis Thunb and Salviae Miltiorrhizae. Their proportions are 1.5:1.5:1:1. After fuddling the mice, the interval between fuddling and LOR was recorded as the index.

我组参研古方和天然药物的现代研究成果配制出一方，即以葛根、葛花、枳椇子和丹参按1.5：1.5：1：1的比例煎成药剂，以小鼠作为实验对象，以灌酒到翻正反射消失(lost of righting reflex， LOR)的时间间隔为指标，观察该方在预防醉酒方面的作用；且将该方与目前市面上有较高知名度但价格相对昂贵的解酒药--海王金樽进行比较。

Objective: To investigate the correlation between the congenital dislocation of the hipand Hox genes.

目的探讨Hox C簇基因与先天性髋脱位(congenital dislocation of the hip，CDH)的相关性。

So, to study the mechanism of phynotype transition is an important aspect to provent hyperplasic vascular desease.In 1998, Gill's study showed the cellular repressor of E1A-stimulated genes could promote cell differentiation and maturity. Also, CREG might effect on the maintenance of cellular differentiation status.

因此，对VSMC表型转化机制的研究是增生性血管病防治研究的一个重要方向。1998年，Gill等研究提示，人E1A激活基因阻遏子基因(cellular repressor of E1A-stimulated genes， CREG)可以诱导细胞的分化和成熟，并参与成熟组织中细胞分化状态的维持。

1 Specification, quantity and mark of pipe conveying hypertoxic and combustible medium shall be checked according to the design document.

5.2 管子检验 Inspection of pipe 5.2.1 输送有毒，可燃介质的管子，使用前应按设计文件要求核对管子的规格，数量和标识。

Incidence of major vascular complication was 2.9%(10 of 345). There were 9 injuries of the common iliac vein and a single aortic injury.

大血管损伤的发生率为2.9%(10 of 345)，其中，9例髂总静脉损伤、1例腹主动脉损伤。

Visit Haworth, with its Bronte Parsonage Museum, ghost tours and speciality shops, ancient and modern. Or how about the award-winning Museum of Rail Travel at Ingrow? Take a walk over the moors to Top Witherns, reputed to be the inspiration for Wuthering Heights. And explore the old merchants' houses, such as East Riddlesden Hall or Cliffe Castle in Keighley.

游客可以参观国家摄影电影电视博物馆（National Museum of Photography， Film and Television），或者勾画了布拉德福德从工业革命时代到现代的发展画卷的布拉德福德工业博物馆，或者是专为颜色的发展和技术而建造的颜色博物馆；相信这些都会给游客留下深刻的印象。

Being a protective tillage, the no-tillage means getting rid of not only the tillage before sowing, but also the intertill after sowing, and leaving the plant residue after harvesting.

中文题名稻田自然免耕体系土壤微生物及有机质周转研究副题名外文题名 Study on the microbial characteristics and the turnover of organic matter in paddy soil under a long-term no-tillage and ridge culture 论文作者张磊导师谢德体教授魏朝富研究员学科专业土壤学研究领域\研究方向土壤生物和生态学位级别博士学位授予单位西南农业大学学位授予日期2002 论文页码总数92页关键词稻田土壤生态学土壤有机质土壤微生物免耕馆藏号BSLW /2003 /S154 /1 免耕制是一种保护性耕作制，指同一块土壤在一定年限内，不仅免除播前耕作，也免除播后中耕，作物收获后直接将作物残茬留在土壤中的耕作方式。

We made only one minor acquisition during 1994 - a small retail shoe chain - but our interest in finding good candidates remains as keen as ever. The criteria we employ for purchases or mergers is detailed in the appendix on page 21. Last spring, we offered to merge with a large, family-controlled business on terms that included a Berkshire convertible preferred stock. Though we failed to reach an agreement, this episode made me realize that we needed to ask our shareholders to authorize preferred shares in case we wanted in the future to move quickly if a similar acquisition opportunity were to appear. Accordingly, our proxy presents a proposal that you authorize a large amount of preferred stock, which will be issuable on terms

去年春天，我们曾经对一家大型的家族企业提出购并的提议，交易的内容包含发行伯克希尔可转换的特别股，虽然后来双方未能达成协议，但这次的经验提醒我们必须先取得伯克希尔股东们的同意，授权董事会发行特别股，好让我们在合适的购并机会出现时，可以做出快速的响应，因此，在今年的股东会议案中，包含了一项授权董事会在适当的时机发行特别股的提案，当然大家可以百分之百地相信， www.buffettism.com 巴菲特研究中心 Research Centre for Buffettism set by the Board of Directors。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。