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The Pearson Ⅲ distribution and the logarithmic normal distribution are used respectively to fit the asymptotic distributions of yearly maximum of the daily precipitation in Chengdu during the period between 1951 and 1999.
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摘要利用1951~1999年成都日降水量年极大值的记录，通过统计推断，找出了成都日降水量年极大值遵循的渐近分布。 |
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The Penglai-Weihai fault zone is characterized by the obvious Quaternary activity, which can be divided by the Taocun-Dongdoushan fault in the North Yellow Sea into two segments, the Changdao-Yantai segment and the Yantai-Weihai segment from east to west,
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断裂带在第四纪活动明显，以北东向桃村－东陡山断裂在海域的延伸段为界，蓬莱－威海断裂带可分为两段：长岛－烟台段和烟台－威海段。 |
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The Penglai-Weihai fault zone is closely related to the occurrence of history strong earthquakes and modem small earthquakes, among them the 1548 Bohai strait M7 earthquake occurred on its western segment and the 1948 Weihai M(subscript S)6 earthquake on
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蓬莱－威海断裂带对历史地震和现代小震活动具有明显控制作用，其中1548年7级地震发生于断裂带西段，1948年6级地震发生于断裂带东段。 |
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The Pennine Hills, which are very popular with hikers, are situated between Lancashire and Yorkshire.
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宾南山脉位于兰开夏郡和约克夏郡之间，是远足的人所喜爱的地方。 |
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The Pennington’s are a well-heeled family.
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彭宁顿一家是富裕之家。 |
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The Pennsylvanian Period.
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宾夕法尼亚纪，宾夕法尼亚系 |
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The Pension Benefit Guarantee Cooperation rescues pensions of failed companies or businesses that can not meet their plans' requirements.
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退休养老金福利保障合作救援破产的公司和企业，他们达不到退休计划的要求。 |
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The Pension Benefit Guarantee Corporation protects the pensions of more than thirty-four million workers.
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退休福利保付公司保管着三千四百万工人的养老金。 |
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The Pension Benefit Guaranty Corporation rescues pensions of failed companies or businesses that cannot meet their plan's requirements.
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养老金福利保障公司拯救了那些不能满足计划要求的失败的公司和行业的养老金。 |
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The Pentagon announces that at least 3000 American soldiers have died in the war in Iraq.
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五角大楼发言人表示至少有三千美军在伊拉克战争中牺牲。 |
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The Pentagon has abandoned its time limit for citizen-soldier serving on active military duty.
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美国国防部取消了公民服役的时间限制。 |
