问液压泵有几种供油压力其值各为多少

象棋盘上有一匹马,它跳了x步回到原处,x是奇数还是偶数?重赏 求慎小嶷的十天突破雅思写作.pdf.麻烦好心人发给我.第三版的也行.大谢. 英语翻译有谁知道这个数字具体是多少? Do you really understand the answer?No,I don't _____ understand the answer.A quite B very Cso D too Don't you really understand the answer?No,I don't _____ understand the answer.A quite B very Cso D tooDon't you really understand the answer?No,I don't _____ understand the answer.A quite B very Cso D too 知道边长 怎么求正12边型面积拜托各位大神 1个边长是10分米的正方形每边减少2分米它的面积比原来减少多少平方分米谢谢了, 一个长方形的一边长为3cm,面积为12平方厘米,那么它的一条对角线长是多少厘米?求大神帮助 mum中的u读什么 mum怎么读 lick your mum 1个正12边形,每边长1厘米,空白部分是12个相等的正三角形,求阴影面积 一个正十二边形的边长是1厘米,空白部分是等边三角形,一共有12个.请算出阴影部分的面积. Fight,Don't say here,we hear dog does not understand! part可数吗?如果可数,Here is part of his talk.此句如何解释.可数为什么不加s？Why？我问的是Why！ 右图中,如果阴影部分(正三角形)的面积是60平方厘米,那么空白部分的面积是多少? there is a new closet. She is fat中文是什么? The member is locked中文是什么意思 we all know that Mars is a quarter()the earth.A as big as B as much as C as many as D as small as这四个选项主要区别是什么?主要是as big as 和as small as的区别 m结尾的单词10个ay结尾的单词5个th开头的单词5个,单词s_m_4个有的话就说 用do组成短语15个 Small as it is,the ant is as much a creature as all other animals on earth.翻译! Small as it is,the ant is as much a creature as ________all other animals on earth.A) are B) do CSmall as it is,the ant is as much a creature as ________all other animals on earth.A) are B) do C) is D) have 四级听力到哪下载? 用the teaching is lesson用the teaching is lesson chinese teacher （.）造句 正方形:a=12 求面积 We are _____ the Music lesson. 一根长a米的铁丝围成一个正方形,此正方形的面积如何表示?当a=12时,正方形形的面积是多少? A:（） the boy counting insects?B:No,he isn’t. There are five______(sheep)under the tree There are four_under tree.A:sheep B:sheeps C:sheepes