动火作业必须办理什么

advisor和adviser有什么区别? don t leave me in doubt 的中文意思和出处? leave me的意思怎么判断在什么时候是离开我 什么时候是留下我 The hotel was____ we stayed in last month A where B what 解释下 Where he stayed yesterday was a hotel 还是Where he stayed yesterday was in a hotel 2个碳酸根离子用化学符号表示的意义是什么? 春节快到了,介绍你的家人将会做些什么英语作文,用上take a trip , get togeth春节快到了,介绍你的家人将会做些什么英语作文,用上take a trip , get together, make dinner read a comic book, visit my grandparents? 谁给我介绍一下钳工的基础知识啊 怎样预防疾病要全面的,呵呵 如何预防疾病 She is very pleased to see_beautiful flowers.A.such B.much C.so D.very应该选A,但是为什么不选择C、、SO后面不是跟形容词么? 怎么才能预防疾病 关于预防疾病的知识RT,在9点之前, 光明小学修筑一条长60米、宽12米的直跑道.先铺上0．3米厚的三合土,再铺上0.03米厚的塑胶.需要三合土、塑胶各多少立方米? 光明小学建筑一条长60米、宽12米的直跑道.先铺上0.3厚的三台土,再铺上0.03米厚的塑胶.需要三合土、塑胶个多少立方米?希望数学家能回答出这个问题! 育红小学修一条长60米,宽12米的直跑道,先铺上3分米厚的三合土,再铺上3厘米厚的塑胶,需要三合土和塑胶各多少立方米? 光明小学修建一条长六十米.宽十二米的直跑道.先不上零点三米厚的三合土,再钳土0.03米厚的塑胶.需要三合土塑胶各多少立方米 光明小学要修一条长60m,宽13m的直跑道.先铺上0.3m厚的三合土,再铺上0.3m厚的塑胶. ___let her brother continue his study,she had to leave school and do manual work in the town.A.so as to B.in order to C.in order that D.so that being sleepy,the servant asked to leave his work over until tomorrow. 洋务运动最活跃的人物是谁 创办了什么企业 为什么说洋务运动创办的民用企业是资本主义性质的企业 大山怎么高 造句!题：怎样高的大山呢?（ ）,是这样高的大山.列举：怎样小的小船呢？两个人并排仰卧，刚合适，再没办法容第三个人，是这样小的小船。 钳工 都分为哪几种部分? I loved you I leave you I'll miss you都是啥意思啊 I Loved you,I Leave you,I'll miss you! You'll be a_______ to read in peace. journal of organic chemistry 和synthesis和synthetic communication三种期刊的特点 Journal of Heterocyclic Chemistry; English; 18; 1981; 953 - 956; ISSN:0022-152X.Journal of Heterocyclic Chemistry; English; 11; 1974; 343 - 345 Journal of electroanalytical chemistry 是哪个国家的期刊 Asian Journal of Chemistry 还是SCI期刊吗?