第一次

The lower part is attached to the base plate, and the rectangular slot has (1) a first side wall adjacent to and parallel with the base plate, the first side wall being defined by a surface of the lower part,(2) a second side wall defined by a surface of the upper part, and (3) a bottom wall defined by a surface of one of the upper and lower parts.

紧固件，较低的部份是连接到底板、矩形槽有(1)第一次侧墙毗邻，平行底座、第一次侧墙被定义为一个表面的下方，(2)第二次侧墙定义为一个表面的上方，和(3)底壁由一个表面的上部和下部阀部件。

The mission saw several landmarks in the history of the Chinese navy, said Rear Admiral Du Jingchen, commander of the fleet. It is the first time for the naval vessels, shipboard planes and Special Forces to combine together for a non-warfare mission. It is also the first time for the Chinese navy to cooperate with international navies for the same mission on the same waters.

据编队指挥员杜景臣少将称，在过去4个月的护航过程中，海军舰队开创了海军史上多项第一，如第一次组织水面舰艇、舰载机和特战队员多兵种跨洋执行非战事行动，以及第一次与多国海军在同一海域执行任务。

Papers with statistical testing should state the name of the test, the n for each analysis, the comparisons of interest, a justification for the use of that test, the alpha level for all tests, whether the tests were one- or two-tailed, and the actual P value for each test.

带统计检验测试的论文要说明检验测试的名字，每个分析里n代表的含义，份儿利益的对比，使用该检验测试的理由，是第一次该每个检验的α水平测试，还是重复前者的是第一次单侧检验还是或双侧第二次检验测试，及每个检验测试中真实P的值。

The Korean war is the first large-scale armed struggle between the eastern and western groups; it is the first and only anti-communism hot war that Britian and America both participated during the cold war.

朝鲜战争是冷战时期东西方两大阵营之间进行的第一次大规模的武装较量，而且也是英美之间在冷战期间所进行的第一次也是唯一一次共同参与的反对共产主义的热战。

My first contact with MSTC started with the first cathedra about programming technology,which was initiated by MSTC technology department.

第一次近距离接触到MSTC是在编程技术版第一次版聚的时候，那次虽说是版聚但却是MSTC技术部主办的。

The first time I was brought into contact with MSTC started with the first cathedra about programming technology,which was initiated by MSTC technology department.

第一次近距离接触到MSTC是在编程技术版第一次版聚的时候，那次虽说是版聚但却是MSTC技术部主办的。

Wakefield's command of his knuckleball disappeared after he retired the side in the first inning.

Wakefield的对蝴蝶球的控球在第一局结束后变消失了他再72次先发第一次责失8分并平了他自2004年9/4号以来最多保送纪录 6次

1St Week: A general introduction to the nature and contents of the course; an investigation of students' acquired knowledge of literature in general; a brief introduction to African-American literature 2nd and 3rd Weeks: Rediscovering an Invisible Culture (Why Black culture had been unknown and unobserved for several decades; how it came to be rediscovered ) 4th to 6th Weeks: Double Consciousness (the marginal perspective in Language, Oral Culture, Folklore and Religion); Reading representative works by three Black writers of racial consciousness: Douglass, Washington and Bu Bois 7th to 9th Weeks: Minstrelsy (Imitation, Parody and Travesty in Black-White interaction rituals 1830--1920); Reading the novel about the Black life: Uncle Tom's Cabin 10th to 12th Weeks: Social Mobility and Cultural Stigma: The case of Chicago Jazz 1920--1930; Reading poems by Hughes and novels by Wright 13th to 15th Weeks: Oral Tradition and the Quest for Literacy: The crisis of Black writers from Philips Wheatley to Ralph Ellison; Reading the masterpiece of Ellison 16th to 18th Weeks: Contemporary Afro-American Culture: the sixties and seventies (efforts on reconstructing the Black identiy and Black history); Reading novels by Morrison

第1周：介绍课程性质、内容，了解学生相关文学背景，简要概括黑人文学历史第2-3周：再现黑人文化（黑人文化长期被掩盖的事实和原因，重新被发现的原因和过程）第4-6周：双重意识（语言、吟唱文学、民俗民谣、宗教的边缘化），阅读黑人种族意识三代伟大启蒙家道格拉斯、华盛顿、杜波伊斯的代表作第7-9周：吟游文学（黑人与白人的文化互动过程中的模仿、戏仿、曲仿），阅读第一部反映黑人生活的小说《汤姆叔叔的小屋》第10-12周：社会动荡与文化耻辱（芝加哥爵士乐的兴起、流行和影响），阅读休斯和赖特的代表作第13-15周：口头文学传统与争取教育权利的斗争（从惠特利到埃里森的黑人作家危机），阅读拉尔夫·埃里森的代表作第16-18周：六、七十年代以来的美国黑人文化（重建身份和重建历史的努力），阅读莫里森的代表作每位参加该课程学习的学生均须严格出勤，按时完成学读任务，每学期主持两次小型（10分钟）学术报告，第一次针对老师推荐的作家作品做一个专题报告，第二次针对自己的学期研究计划做一个选题前瞻性和可行性报告。

Specimens were examined by histological method to determine the cycle of the gonad development of this nemertean. The results showed that: The sex ratio (female: male) was about 1: 1. The sizes of mature males and females were not significantly different; females are rosy in colour and males are white, largely owing to the metamerically arranged gonads. Gonads, which were not detected in samples of autumn months, arose in December, but sexes were indistinguishable until middle January.

结果表明：扁额原细首纽虫雌雄比例约为1：1；雌雄体长、体重无显著差异；性成熟雌体通常体壁呈玫瑰红色，雄体呈白色，非繁殖季节雌雄体色无明显差异；一年有两次性腺发育，第一次12月开始出现性腺，1月可辨雌雄，3月15日达到第一次性腺发育高峰，4月15日性腺消失；第二次于4～5月开始出现性腺，6月15～30日达到高峰，9～10月性腺消失。

"Classic teaching in surgery has dictated that the use of analgesics should be withheld from children with acute abdominal pain until a surgeon establishes a definitive treatment plan," write Hannu Kokki, MD, from Kuopio University Hospital in Finland, and colleagues."It has been claimed that analgesia masks symptoms and physical findings, delays diagnosis, and leads to increased morbidity. Over the past few years, this traditional belief has been challenged."

孩童们被以随机的方式投予舌下oxycodone hydrochloride 0.1 mg/kg，或等量的生理食盐水；在第一次剂量投予前，1小时及3.5小时后，由同一位医师对参试者作身体检查、临时性诊断及临时性的病况判定；在第一次剂量的试验期中，每隔30分钟做一次疼痛指数的纪录，基线时也纪录一次，如此持续3.5小时；主要的效果指标，为疼痛程度的差异、有无腹部紧缩的状况及诊断的精确度等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。