機(jī)械專業(yè)外文文獻(xiàn)翻譯-外文翻譯--包絡(luò)法的資產(chǎn)負(fù)債

<p>英文原文 &nbsp;A 998, as or as at in to as is is &nbsp;of is in , &nbsp;= &nbsp;z2/r w z of In we r1 &nbsp;= p is &nbsp; to of he a or r1(t, ) a or is to be A of is in r2(t, , ), t is a &nbsp; r1(t, )= x1,y1,= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(A, 0, 111 &nbsp;= 0,c o ss in,s o s 0101011 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;( 0,0, 01010111 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;( c i n,s i nc ,),( 1111122222 &nbsp; 202020202 ,s in,s o s ( 2020202022222 ,s i nc o s,s i ns i n, &nbsp; s i n)(c os,c s i n,c i n 121211 &nbsp; (r1 0222 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (a of If a &nbsp;is by t, be to , a of t, as a to a , of t . in a is of on &nbsp; of of to of a is an be in a of is 0211111 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;（ &nbsp;of 111211 c &nbsp; 0)c o t( 12111 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (is to of of a is It be of on a as in of or no as in as In do of to a is as an of a a is as a , , of p1 p2 of is to &nbsp;= is by of in x to to of be so is to of = 1+ 2. a be to of C = of be of or of or on of . be by t, t t A of &nbsp;is to t y1t. 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&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (is of . &nbsp; = 1, 0 it 0 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( &nbsp;is or of &nbsp;. is of As &nbsp; = 1 to &nbsp;= u to &nbsp;= e, e is to &nbsp;= s, to so If &nbsp;or be a be ()( (at to of )()( &nbsp; &nbsp; &nbsp; (in (of ) = () () +() &nbsp;中文譯文 &nbsp;A 包絡(luò)法的資產(chǎn)負(fù)債 &nbsp;螺桿壓縮機(jī)轉(zhuǎn)子 998 年之后，被視為非平行不相交的螺旋齒輪，或在圖的交叉軸。 &nbsp; &nbsp;示于圖。 &nbsp; 是繞 X 軸的旋轉(zhuǎn)角度。的轉(zhuǎn)子軸的旋轉(zhuǎn)，在其軸承是天然的轉(zhuǎn)子運(yùn)動(dòng)。雖然主旋翼旋轉(zhuǎn)通過角度 &nbsp;，閘轉(zhuǎn)子的旋轉(zhuǎn)通過角度 &nbsp;= &nbsp; = z2/，其中 外，我們定義外部和內(nèi)部的轉(zhuǎn)子半徑： &nbsp; 子軸之間的距離是 C = &nbsp; p 是在給定的單元轉(zhuǎn)子旋轉(zhuǎn)角的轉(zhuǎn)子引線。標(biāo) 1和 2分別涉及 的主要和閘轉(zhuǎn)子。 &nbsp;圖。 &nbsp;標(biāo)系與非平行交錯(cuò)軸斜齒輪 &nbsp;與一個(gè)給定的，或產(chǎn)生表面 &nbsp;T， &nbsp; &nbsp;）的嚙合，或產(chǎn)生的表面以確定，該程序開始。一個(gè)集合中仍將產(chǎn)生表面參數(shù)形式： &nbsp;T， &nbsp;， &nbsp;） &nbsp;，其中 &nbsp;和是運(yùn)動(dòng)參數(shù)。 &nbsp;包絡(luò)面 決定： &nbsp;r1(t, )= x1,y1,= &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (A, 0, 111 0,c o ss in,s o s 0101011 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( 0,0, 01010111 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ( c i n,s i nc ,),( 1111122222 &nbsp; 202020202 ,s in,s o s ( 2020202022222 ,s i nc o s,s i ns i n, &nbsp; s i n)(c os,c s i n,c i n 121211 &nbsp; (包絡(luò)方程，它決定了嚙合表面之間的 0222 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (連同這些表面方程，完成方程系統(tǒng)。如果生成的表面 1 被定義的參數(shù) t ，系統(tǒng)可用于計(jì)算另一個(gè)參數(shù) &nbsp;，現(xiàn)在 t 的函數(shù)，作為一個(gè)嚙合條件來定義一個(gè)生成的表面 2，現(xiàn)在， &nbsp;包絡(luò)方程的交叉 乘積表示的表面法線和 R 2是兩個(gè)表面 1和 2 ，它們一起構(gòu)成了這兩個(gè)表面的接觸，共同的切點(diǎn)上的單點(diǎn)的相對(duì)滑動(dòng)速度。由于平等到零的一個(gè)標(biāo)量三重積下施加的坐標(biāo)系，并是一個(gè)不變的屬性，因?yàn)橄鄬?duì)速度，可以同時(shí)在兩個(gè)坐標(biāo)系統(tǒng)的嚙合條件被定義為，以方便的形式表示： &nbsp;0211111 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;（ &nbsp;插入前面的表達(dá)式到系統(tǒng)條件給： &nbsp; 111211 c 0)c o t( 12111 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(這是適用于這里的條件交叉均勻鉛與非平行交錯(cuò)軸斜齒輪的嚙合動(dòng)作。的方法構(gòu)成的齒輪的生成過程，這是普遍適用的。它可用于合成的目的，這是有效地與平行軸的螺旋齒輪的螺桿壓縮機(jī)轉(zhuǎn)子。非平行和非相交軸越過轉(zhuǎn)子制造的形成工具的螺旋齒輪上具有均勻的引線，在滾齒的情況下，或與如銑削和磨削形成不含鉛。轉(zhuǎn)子檢查模板平面轉(zhuǎn)子滾刀一樣。在所有這些情況下，刀具軸不相交的轉(zhuǎn)子軸。 &nbsp;因此，注意到提出的包絡(luò)的方法的應(yīng)用程序，以產(chǎn)生交 叉的螺旋齒輪的嚙合條件。螺桿轉(zhuǎn)子齒輪，然后給出作為其使用一個(gè)基本例子的，而形成滾齒機(jī)工具的過程作為一個(gè)復(fù)雜的情況下給出。 &nbsp;軸角 &nbsp;，中心距 C ，和單元信息的兩個(gè)交叉的螺旋齒輪， &nbsp;錯(cuò)軸斜齒輪嚙合仍保存著兩個(gè)齒條正截面具有相同的配置文件，并在機(jī)架上的螺旋角與軸角 = &nbsp; 這是通過在 x 方向上的齒條迫使他們相應(yīng)地調(diào)整到適當(dāng)?shù)臋C(jī)架螺旋角的隱式移位。這當(dāng)然也包括特殊情況下，這樣的齒輪可以是定向的，使得在軸角的齒輪的螺旋角的總和是等于： &nbsp; &nbsp;= 1+ 2 。此外，中心距 離可以等于齒輪節(jié)距半徑的總和：21 &nbsp;成對(duì)的交叉斜齒輪可以與兩個(gè)螺旋角相同的符號(hào)或每個(gè)符號(hào)相反，左或右旋的，取決于其鉛和軸角上的組合。 &nbsp;嚙合條件，可以解決只能通過數(shù)值方法。對(duì)于給定的參數(shù) t ，坐標(biāo) &nbsp; 所述 猜到參數(shù)的值，然后用于計(jì)算 &nbsp;T所述 修訂的值，然后推導(dǎo)和過程反復(fù)進(jìn)行，直到連續(xù)兩個(gè)值之間的差異變得足夠小。 &nbsp;對(duì)于給定的橫向坐標(biāo)和齒輪 1的檔案中的衍生物，可以用來 計(jì)算 &nbsp;輪 2 的螺旋面的表面，然后可以被計(jì)算出來。坐標(biāo) 然后，可以使用計(jì)算和最后，其橫向的更新點(diǎn)坐標(biāo) 2,可以得到的。 &nbsp;從這樣的分析，可以發(fā)現(xiàn)多宗個(gè)案。 &nbsp;(i) &nbsp; &nbsp; 當(dāng) &nbsp;= 0 ，方程滿足螺桿機(jī)轉(zhuǎn)子和也具有平行軸的螺旋齒輪的嚙合狀態(tài)。對(duì)于這樣的情況下，齒輪的螺旋角的有相同的值，但符號(hào)相反的齒比 i = 1 為負(fù)。也可以應(yīng)用相同的方程的根憂思從齒輪形成的齒條。此外，它描述所形成的平面爐灶，前銑削刀具和模板控制儀器。 &nbsp;( &nbsp; &nbsp;如果光盤銑削或研磨工具被 認(rèn)為形成的，它是足夠放置 &nbsp;= 0 。這是一個(gè)單一的情況下，工具自由轉(zhuǎn)動(dòng)時(shí)，不影響嚙合過程。因此，反向變換不能直接獲得。 &nbsp;( &nbsp; 全部范圍的嚙合條件是必需生成形成滾齒機(jī)工具的檔案。因此，這是最復(fù)雜的性態(tài)類型的齒輪，它可以從它產(chǎn)生。 &nbsp; B 雷諾運(yùn)輸定理 &nbsp;繼 &nbsp;1983年，雷諾運(yùn)輸定理定義變量在有限的面積 行進(jìn)速度 &nbsp;的變化，但不一定需要配合工程或材料物理系統(tǒng)。卷內(nèi)的時(shí)間的變量的變化率是 ： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (因此，可以得出結(jié)論，變量 的變化所造成的在體積 V ： &nbsp;- 變化的特定的變量 &nbsp;= &nbsp;/ 為 卷中的源（和匯） t &nbsp;- 一種空間在它的變量和離開它的舊的空間，引起的變化在時(shí)間上的 為對(duì)流變化。 &nbsp;可表示的第一個(gè)貢獻(xiàn)可以所表示的體積積分： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (而第二個(gè)貢獻(xiàn)可以表示由一個(gè)曲面積分： &nbsp;(因此： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;( 這是雷諾運(yùn)輸定理的數(shù)學(xué)表示。應(yīng)用的材料系統(tǒng)內(nèi)控制音量 有表面 速度 v ，這是相同的流體速度 w ，雷諾運(yùn)輸定理讀?。?&nbsp; V &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (如果該控制量選擇在一個(gè)瞬間，以配合控制體積 &nbsp;和 曲面積分是相同的，對(duì)于 m ，然而，這些積分的時(shí)間導(dǎo)數(shù)是不同的，因?yàn)樵诮酉聛淼臅r(shí)間間隔，控制體積不相符。但是，是一個(gè)術(shù)語，它的兩個(gè)時(shí)間間隔是相同的： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(如果被固定的坐標(biāo)系中的控制量，即，如果它不移動(dòng)時(shí)， v = 0 ，因此： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (或 : &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(如果被固定的坐標(biāo)系中的控制量，即 ，如果它不移動(dòng)， v = 0和結(jié)果： &nbsp; V &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(因此： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(最后，高斯定理的應(yīng)用導(dǎo)致的常見形式： &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (如前所述，變量的變化所造成的來源 和以外的體積的影響。這些效應(yīng)可能是正比于系統(tǒng)的質(zhì)量或體積的，或者它們可以在系統(tǒng)表面行事。 &nbsp;由下式給出的體積積分的第一個(gè)效果，和由下式給出的表面積分的第二個(gè)效果。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (量或張量。 &nbsp;組合的最后兩個(gè)方程給出： &nbsp; A &nbsp;或 &nbsp; 0 (省略不可分割的跡象給出： &nbsp; 0 (這是眾所周知的守恒定律形式的變量 。由于 = 1 ，這將成為連續(xù)性方程： 0 ，最后卻是： &nbsp; 0 或 &nbsp; (是變量的重大或衍生工具。這個(gè)等式特別守恒定律的推導(dǎo)是非常方便的。如前面提到的 = 1導(dǎo)致的連續(xù)性方程， &nbsp;= &nbsp; = e，其中 致了能量方程， &nbsp; &nbsp;= s 時(shí)，熵方程等。 &nbsp;如果的表面，其中的流體承載可變進(jìn)入或離開控制量，可以被識(shí)別，對(duì)流的變化可方便采寫： &nbsp; ()( (其中 示變量的平均入口 /出口表面秒。這導(dǎo)致的守恒定律的宏觀形式： &nbsp; )()( &nbsp; &nbsp; &nbsp;(其中規(guī)定詞： &nbsp;（ &nbsp; &nbsp;） = （流入 &nbsp;） &nbsp;- （流出 &nbsp;） + （源的的變化率） &nbsp;</p>