主页
学科
搜索
账户
常见问题
当前学科：案例12地下人防电影院防火案例分析
题目：
多选
地下人防电影院观众厅内（）的装修材料燃烧性能等级应为A级。
A . A．顶棚
B . B．墙面
C . C．地面
D . D．隔断
E . E．固定家具
答案：
<查看本题扣1积分>
查看答案
答案不对？请尝试站内搜索
推荐知识点:
肝癌（）。
对广告代理商创作人员的创意工作提供指导，用于创作工作开始前或作品提案时与广告主的是（）
下列不是网状组织的特点的是（）
阅读《庄子·秋水》中的一段文字，然后回答问题：秋水时至，百川灌河。泾流之大，两涘渚崖之间，不辩牛马。于是焉河伯欣然自喜，以天下之美为尽在己。顺流而东行，至于北海。东面而视不见水端。于是焉河伯始旋其面目，望洋向若而叹曰：“野语有之曰：‘闻道百，以为莫己若者’，我之谓也。且夫我尝闻少仲尼之闻而轻伯夷之义者，始吾弗信；今我睹子之难穷也，吾非至于子之门则殆矣，吾长见笑于大方之家。”这段文字中，河伯的心态发生了怎样的变化？
混凝的机理有哪些？并对每种机理加以解释说明。
Melissa Poe Melissa Poe was 9 years old when she （31） a campaign for a cleaner environment by writing a letter to the then President Bush. Through her own efforts， her letter was reproduced on over 250 donated billboards （广告牌） （32） the country. The response to her plea help was so （33） that Poe established Kids For A Cleaner Environment（Kids F.A.C.E.）in 1989. There are now 300，000 （34） of Kids F.A.C. E. worldwide and is the worlds largest youth environmental organization. Poe has also petitioned the National Park Service to （35） a "Children's Forest" project in every national park. In 1992， she was invited as one of only six children in the world to speak at the Earth Summit in Brazil as part of the Voices of the Future Program. In 1993， she was given a Caring Award for her （36） by the Caring Institute. Since the organization started， Kids F. A. C. B. members have distributed and planted over 1 million， trees! Ongoing tree-planting projects include the （37） of Kid's Yards-backyard wildlife habitats（栖息地） -and Kid F.A. C. E. is involved in the exciting Earth Odyssey， which is a great way to start helping. "Starting the club （38） out to be a way to help people get involved with the environment -club members started doing things like recycling， picking up litter and planting trees as well as inviting other kids to join their club." "We try to tell kids that it's not OK to be lazy，" she explains."You need to start being a responsible， environmentally （39）person now， right away， （40）you become a resource-sucking adult.” 39.（）
连于中脑的脑神经是（）和（）两对.
垃圾焚烧锅炉的形式有哪些？最适合我国垃圾的炉型是什么？
写出变电所直流系统的三大组成部分的名称？
肩部针刺样疼痛、拒按、夜间疼痛加重。舌质紫暗或有瘀斑，脉弦或细涩属于下列哪个证型（）。