这幅画卷是由都江堰绿地土桥小学的20名学生共同创作的，画卷中不仅充满了海宝等世博元素，还包含了都江堰儿童对上海世博会的美好祝愿。
A scroll painting comprising the works of 20 students of Lvdi Tuqiao Primary School was handed over to the organizer. Students drew Expo 2010 mascot Haibao on the painting.
该计算方法是通过实地调查桥前水深等资料，采用严密的宽顶堰理论推导，求得洪水流量，进而推求设计流量。
The method was adapt broad crested weir theory derivation to calculation flood rate of discharge and conjecture design rate of discharge through field investigate information of bridge.
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