运输方案的比选主要是在满足生产的功能条件前提下，进行技术经济比选，不属于运输方案的比选要求的是( )。
A．运输路线最短所用时间最短
B．能够统筹规划场内和外部运输，做到物料流向合理，场内和外部运输、接卸、储存形成完整、连续的系统
C．项目的外部运输，做到尽量依托社会运输系统，拟自建的专用铁路、公路、码头、应有足够的动量，避免浪费投资
D．主要产出品、大宗原材料和燃料的运输，避免多次倒运，以降低运输成本，提高运输效率
参考答案：A
解析： P 80运输方案的比选。
| 阅读理解。 | ||||
| Parents always ask, "How can I get my child to eat fruit and vegetables?" One answer is to teach your children to fill their bodies with colour. Fruits and vegetables come in so many beautiful colours. Every different colour is good for us.
healthy, but whole wheat bread is good for you. Too much sugar and salt are not good for you. Of course, some white foods, like milk and tofu are very good for you. Finally, remember the most important thing. Parents need to be good examples. You need to eat a rainbow, too! | ||||
| 1. From the passage we know that _____ are red foods. | ||||
| A. milk and tofu B. spinach and red cabbage C. tomatoes and strawberries D. sweet potatoes and oranges | ||||
| 2. Which of the following foods has no Vitamin C in it? | ||||
| A. Tofu. B. Tomatoes. C. Strawberries. D. Oranges. | ||||
| 3. In the last sentence, "eat a rainbow" means "_____". | ||||
| A. eat different colours B. eat the seven colours C. eat foods of different colours D. eat the rainbow in the sky | ||||
| 4. The main idea of the passage is _____. | ||||
| A. colour foods have many vitamins B. dark green foods are very healthy C. eating much sugar and salt is not good for you D. eating fruits and vegetables of different colours is good for you |
