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请求翻译这几句话,在线等,不要翻译机...我们的社会需要一些人站出来,用他们的实际行动来树立一个好的榜样. Hill 为了保护环境而作出的贡献对我们的社会乃至下一代都产生了深远的影响. 光控工作原理工作原理,并且简介发光二极管,R1和光敏电阻在此中的作用.和光敏电阻和R1的改变如何影响电路工作. 如图所示,A和B的质量分别是|Kg和2Kg,弹簧和悬线的质量不计,在A上面的悬线烧断的瞬间( )1 A的加速度等于3g, 2 A的加速度等于g,3 B的加速度等于0,4 B的加速度为g. 请求不要翻译器的翻译,谢谢!Other companies have also been affected. For example, the private Sterling Airlines declared bankruptcy on 29 October 2008. The national airline Icelandair has noticed a significant slump in domestic demand for f 光控灯工作原理实习做了一个光控灯,原理图如下,要写报告的啊.工作过程如下：接通电源后,靠近感光元件的二极管亮,用遮光物挡住感光元件,另一二极管亮.拿开遮挡物,远离感光元件的二极 SEO是什么意思啊?有谁知道麻烦详解一下. OXYRICH氧卫士是液体补氧剂吗? 求一个光控照明电路事关吾的人生转折问题,麻烦各大侠帮忙能对周围光线的强弱做出反应,即当周围光强较弱（以人眼感官为准）时,能自动打开照明装置,并根据周围光线强度自动分级调节照 光控路灯照明系统一、任务设计并制作一个能根据环境光照强弱控制路灯亮灭的控制器.二、要求1、基本要求（1） 当环境光照暗到一定程度时,路灯自动点亮.（2） 当环境光照亮到一定程度 请求英文翻译.不要翻译器翻译的：In the evening I found myself losing my usual appetite and I even did not touch my favourite fish for supper.When I went to bed I took three sleeping pills as I was sure that I would not go to sleep witho 英语翻译There are a number of critical elements in the traditional communication model.Choose a single element and analyze the relevance of your choice to the entire process.Ensure that you examine your choice in light of theorists studied. 如果电线和用电器使用年久,绝缘皮老化或破损,使两根电线直接连通,会造成短路,这是非常危险的,发生短时,电路的_____很小,_____过大,可能引发火灾. 全速自动充气补胎液怎么样,全速补胎液好用吗 自动充气补胎液怎么样 But how many of us know the history of the internet?翻译成中文 自动充气补胎液是真的吗?看电视上 网络上兴起了自动充气补胎液 我想问问用过的朋友 真有那么神奇吗?有什么副作用还有就是哪个牌子好 （安捷达 车驰宝 漏立克等等） 英语翻译整句I know a lot of schools have their own newspaper or newsletter,but don't know of many who have a newspaper for the school that's part of a reservation-wide or huge area-wide publications. 英语翻译RegisteredNot RegisteredYour registration lets Apple quickly find your product and provide the help you need.Telephone Technical Support:ActiveTelephone Technical Support:ExpiredYour product is eligible for complimentary telephone technic 在阳光或灯光下,用手做出各种姿态,你会看到,在墙上会映出许多图案,这个现象说明了什么道理? 蓝色的塑料片,上面的图案是热带鱼,阳光折射后,屋子就是天蓝色,墙壁上很多小鱼的图案或者阳光照进来时彩虹,很多人都在找这个东西啊 我想知道它叫什么名字,在淘宝上能不能买到 What's today?如果换成yesterday怎么问?What's today?是问几号星期几。回答It's Tuesday the 9th.为什么问明天、后天不用将来时，而问昨天要用过去时？ matlab求助y(i)=minus(i,1).*10^(-9);time(i)=cross_time(i)-y(i);Jee=max(time)-min(time);reason：Error using - Matrix dimensions must agree.应该怎么改 液态氧气属于混合物?还是纯净物?是工业上制得的液态氧。 液态氧气是纯净物?液态氧的化学式也是O2? （ ）一声,焰火窜上了天空.填表示声音的词语 高双折射光子晶体光纤是属于双折射晶体吗 高锰酸钾是什么东西 多少瓦的电灯泡出去当电灯泡,朋友问我是多少瓦的, Don't look like him翻译成汉文怎么翻译啊!那don't be look like him 那 Don't be look like himdon't look like him 和上面的问题有什么...... 翻译歌词!Don't look downSon what you don't understandMy words, might never explainedSo I am hoping that time willThings may not go as you plannedDark clouds might bring you painBut I will be in your heart stillTelling youDon't look downDon't feas 蜗牛从哪里来