4开纸是多大是a4纸吗

GASKET,谁能帮我完整解释下下面的意思GASKET,CL 300,SPIRAL WOUND 304 SS W/FLEXIBLE GRAPHITE (95% MIN ) FILLER ,CS CENTERING RING AND SS INTERNAL RING,ASME B16.20 What's that terrible smell?W:Oh,I < >the chicken!Look,it must be burning.A.have forgotten B.forget about C.forgot about D.was forgetting为什么选C不选B? Lancome high resolution COLLASER-5x 英文基础差,看不懂,希望了解的姐妹帮忙看一下是什么. high resolution image是什么? for you ,i have you or not,its ok for me so what 六级水平翻译 谢谢 If you don't leave me ,we'll die toget六级水平翻译 谢谢 If you don't leave me ,we'll die together. seal是什么意思 i was successful in passing the final exam为什么这里用 successful 不用succeeded seal-u是什么意思? 钻井中稠浆垫底作用 银浆有什么作用? 东方神起RISING SUN 中文歌词 cross the footbridge同意句快 the r——on the street gave off a terrible smell.是一个以R开头的单词请问是什么? 刹车盘打孔有什么意义? PCB中在走线上打孔有什么作用 自升式钻井船主要系统的英文名及主要作用?系统工作原理, My ambition英语作文60个单词5年级水平我的理想是做一名医生 The crew rowed the boat up and down the river.有没有语病?感觉上"river"前面是不是还要加个词?怪怪的... BY THE RIVER PIEDRA I SAT DOWN AND WEPT怎么样 The farmers in the villanges __________ the river by boat.(请分析!)A.cross B.asross C.travel D.past 有没有render one's responsibility for the society 这个说法?（承担社会责任的意思字典里render好像没有承担这个意思可是在范文里出现了…求学霸详解render l can knew more about the society这句话哪里错了 写一篇读后感,是看了《朝花夕拾》的读后感.500字左右,不要太多了. 英语作文 My Ambition Pollution affects more people living in today’s society ______ it did those in previous years. Today,nothing is more representative of the fast pace of modern society than fast food.这是个什么句型啊?有什么固定搭配?这样的句型怎么用? the moon前用什么介词 初二英语作文 My ambition我的理想是当一名歌手 That's insane .So crazy. mp3 女人在哭泣 bada 中文翻译 求英语俚语“Turning Pitchforks into Ploughshares ”翻译.