The developing status, structure, properties, market, demand forecast of Al-plastics composite pipe(PE and AL) were introduced. The techno-economics and cost of the products were also evaluated.

论述了铝塑复合管材的性能、工艺技术进展，阐述了国内外铝塑复合管材的市场动态，并对该产品的经济效益进行了分析。

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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