Kids at the two other schools - one in a village near Plymouth and the other an urban school - got just 2.4 hours and 1.7 hours of PE per week, respectively.

另外两所学校的孩子们——一所在普利茅斯附近的一个小村子里，另一所是城市学校——每周分别只上2.4小时和1.7小时体育课。

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Our PE credit courses are offered three times per semester in Ithaca, New York, and once a year in Costa Rica.

我们的体育学分爬树课每个学期在纽约伊萨卡三次，每年在哥斯达黎加一次。

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Shenbon PE pipes for gas use are produced according to the standard of GB15558 or of ISO4437 or any other general standards as per the users' request.

胜邦燃气用聚乙烯（PE）管材按照GB15558生产。也可根据用户需要按ISO4437或其他通用标准生产。

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Carnival trades at a forward PE multiple4 of 16, with a forecast long-term growth rate of around 16% per year.5 This is an attractive trade off, in my opinion, particularly given the great dynamics of an industry riding the powerful, long-term currents of mass affluence and aging.

FORBES: Why Carnival Corp. May Be On Course For Smooth Sailing