甲乙两地所在经线的经度为120°E，甲地此日正午太阳高度为40

do a survey of和do a survey for的区别,最好有例句. 求世界上最冷的地方读后感,中文的谢谢 怎样用do a survey of造句 求dence.lean .do a survey of.go.think about的用法 learn about 与think of意思一样吗 Whatever I meet ,I will smile all the time and the world will smile to me.是什么意思?有语法错误吗 重如泰山的意思 跪求书虫《世界上最冷的地方》读后感400字（中文）,记住要中文,快的补加悬赏是中文的，英文随你加不加。 短兵相接的兵什么意义 what if she beeped and needs my response?what ifwhat if she beeped and needs my response?what if 为什么这样用 “短兵相接”中“短兵”是什么意思 短兵相接的兵是什么意思? 短兵相接 She can _ most of what she needs simply by looking at the writing with her own eyes.A.find B.discover 理由 a deer have no eye a man without eye 请问 eye是不是宾语补足语?上面 I don't know_____.I don't know_____.A.whom of them I should electB.which of them I should chooseC.who of them I should electD.which of them should I choose a an 的用法 I don't know why they had the light ---(burn 适当形式加原因)all day long if x－4 is 2 greater than y＋1这中间夹了个2翻译起来什么意思 翻译the cost of not providing equal access is far greater 有关缠中说禅 的 中枢 如图 英语翻译翻译的好加100分 英语翻译File federal,states,and,if applicable,local income tax returns.帮我翻译一下这句话,是从一份维护移民身份的文件上看来的,我不太明白这句话想表达的意思. tax returns英文解释有哪位高手可以用英文帮我把tax - returns这个单词解释下 source tracking的中文意思我再填招聘的表格,这项看不大懂,是要填什么的. source汉语意思?测两个人的爱情指数的号码是多少? Payless Shoe 适应是什么 适应是泰山 有一句英语,圣经里的.everything is …….第三个单词忘了,请问谁知道.意思应该是存在即是虚无应该是g ingless.中间字母忘了. sandwich 还有EXTRA STARKER AKKUTHERM 我用matlab中求解偏微分方程用到pdepe,运行显示错误This DAE appears to be of index greater than 1我用matlab中求解偏微分方程用到sol=pdepe(m,@pdefun,@pdeic,@pdebc,x,t);运行显示错误This DAE appears to This DAE appears to