论文部分内容阅读
(满分130分,附加题20分)市(县)学校班级姓名校址邮编得分一、知识题:(2个题型,各15题,每题1分,共30分)(一)判断(对的在题前括号内打“√”,错的打“×”。每题1分,共15分)1.()奥运火炬“祥云”之所以能够“遇风立燃、遇雨不熄”,是因为火炬的燃烧器采用了创新的双火焰方案,即预燃室加主燃室。预燃室确保火炬即便遇到大风、大雨不熄,而主燃室衍生出的火焰将使整支火炬的火苗熊熊燃烧。
(Out of 130 points, additional questions 20 points) City (county) school class name school site zip code a, knowledge questions: (2 questions, each 15 questions, 1 point for each question, a total of 30 points) (a) judgment ( In the brackets before the question, hit “√” and erroneous hit “×.” 1 point for each question, a total of 15 points) 1. () The Olympic Torch “Lucky Cloud” was able to “set the fire in a windy state and stay out of the rain.” “The reason is that the burner of the torch has adopted an innovative double flame scheme, namely the pre-chamber plus the main combustion chamber.” The pre-chamber ensures that the torch will not burn out even if it encounters strong winds and heavy rain, and the flame derived from the main combustion chamber will burn the flame of the entire torch.