下列关于土石路堤的填筑要求的叙述中,不正确的是()A.土石路堤不得倾填B.边坡码砌与路堤填筑宜基本同步进行C.土石混合材料最后一层的压实厚度应小于150mmD.压实后透水性差异大的土石混合材料,应分层或分段填筑,不宜纵向分幅填筑
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What is paper made (Example: 0 )? When we 1 books or newspapers, we seldom stop and think about the things 2 to make them 3 paper our lives would be very different.
Paper is one of 4 important inventions(发明) of all time. The people in Egypt(埃及) first used a kind ofgrass-like plant to 5 paper around five 6 years ago. 3000 years later, a Chinese man created a new 7 of paper using pieces of old cloth. Then for several hundred years, people 8 the world had been using this Chinese method to make paper. In 18:38. a Canadian man invented a 9 method of papermaking usingwood Today,most of the paper we use is made from 10
第 41 题
依据《道路交通安全法》的规定,对交通事故损害赔偿的争议,当事人可以请求公安机关交通管理部门(),也可以直接向人民法院提起民事诉讼。A.裁定B.仲裁C.调解D.裁决
电动机结构防护型式第一位表征数字2表示的防护等级含义为()。A.垂直滴水应无有害影响B.当电机从正常位置向任何方向倾斜至15。以内任一角度时垂直滴水应无有害影响C.与铅垂线成60。范围内的淋水应无有害影响D.承受任何方向的溅水应无有害影响
学习者在头脑中创建一幅熟悉的场景,在其中确立一条明确的路线,并在其上确定一些特定的点,回忆时按这条路线上的各个点提取所记的项目的位置的记忆法属于()。