题干

2014年3月22日是第二十二届“世界水日”. 去年的主题是“水合作”.水与人类的生活和生产密切相关,国家新版《生活饮用水卫生标准》从去年7月1日起强制实施,下表是我国颁布的生活饮用水水质标准的部分内容.

项目

标准

感官指标

无异味、异臭等

化学指标

pH 6.5~8.5,铜<1.0mg•L﹣1,氟化物<1.0mg•L﹣1,游离氯≥0.3mg•L﹣1

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                                                     Four Books That Will Interest You to Travel the World

    There's truly nothing like travel when it comes to gaining life experience. To get you in the adventuring mood, we asked Amazon Senior Editor Chiris Schlep to help us come up with a list of books that transport readers to another time and place. Below, see his list of four books that will interest you to travel the world.

    SEATTLE: Where You'g Go, Bernadette? By Maria Sample

    Maria Sample's first novel is not exactly a love story to Seattle, but if you read it, you just might want to come here to see if people are really as self-involved as the characters in her book. What really shines through is the strange storytelling and the amusing incidents. Buy it on Amazon. price: $26.60.

    ENGLAND: Wolf Hall by Hilary Mantel

    You can't travel to Thomas Cromwell's England without a time machine, but reading Hilary Mantel's prize-winning novel is the next best thing. It will make you long to see the ancient buildings and green grass of the English countryside, much of which is still there. Buy it on Amazon. price$25.10.

    NANTUCKET: Here's to Us by Eli Hildebrand

    Eli Hildebrand has built a writing career out of writing about her hometown island of Nantucket. Her latest is Here's to Us, which, perhaps not surprisingly, is a great beach read. Buy it on Amazon. price: $30.80.

    ITALY: Beautiful Ruins by Jess Walter

    This book by the popular author Jess Walters is a love story that begins on the Italian Coast in the early 60s and eventually concludes in contemporary Hollywood. As the settings shift from Italy to Edinburgh to Los Angeles, you will find yourself longing to go as well. Buy it on Amazon.price:$28.90.