外文翻譯--機(jī)械設(shè)計(jì)及加工工藝
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英文原文 is of to or of It is a of of in of in of of or is a in to a a in of of As of is to a a by do if a a be It be a be a is be to be an to to a of a to on is to be It is to of no or be to to a On be if a is an to a of if be a is no of a be is to A to an be be or be of be is a a at It be if a be of of be to a of it is to in of by In is up to be It is is in of as to to It is of to to to is an is no be is a be to to if to be to is in to or to to is a a to or is to or to to is a be on of to be in of A in of is If in is no be of of in a In be or to is a to be a by to In in to at To be (1) a (2) it be of (3) Is it to (4) it be (5) it a to be to of a 3]. It be a is in or of a so it be in of be by so be In a in or to is a is a to do it a or in or be to a by as or or in is of is of as a of s as an in s as a a of in as or a be a of be be by of as of of of of of of a be a be If if is to be in it to be in at a of is to as or as to in is in of an To 1. to to of a by of or of e. g., of be in be in is in in is at in in be to to 2. On to is to a in to an of at by in be by as a to be of be to 3. to of in to or of as be to a e. g. , on an to on it is to a to or it is in a on In of be as to a to 4. a of be a of to or as to in 5. A is by a of if is to be wi'th a of of if is a in of s In if of of if it is e. g., to be in or a 6. of in A of be so be or in as in he be or be to of by to to to to of s In of of be of in In an to by to as A to by or as of to of as so of as do a 2 mm 70 mm or Is a to 00 % no Is a to my 940s, a in to by in is as it in on of of of as in on to as an is as In by s be of in to of of In 0 0 a of is a of no is to by of to a or by In to of by by of or by on of An in is (1) in in of of is no to (2) of of of to be s], (3) of of of in a be as (4) of to as of 譯文 機(jī)械設(shè)計(jì)及加工工藝 機(jī)械設(shè)計(jì)是一門通過設(shè)計(jì)新產(chǎn)品或者改進(jìn)老產(chǎn)品,滿足人類需求的應(yīng)用技術(shù)科學(xué)。它涉及工程技術(shù)的各個(gè)領(lǐng)域,主要研究產(chǎn)品的尺寸、形狀和詳細(xì)結(jié)構(gòu)的基本構(gòu)思,還要研究產(chǎn)品在制造、銷售和使用等方面的問題。 進(jìn)行各種機(jī)械設(shè)計(jì)工作的人員通常被稱為設(shè)計(jì)人員或者設(shè)計(jì)工程師。機(jī)械設(shè)計(jì)是一項(xiàng)創(chuàng)造性的工作。設(shè)計(jì)工程師不僅在工作上要有創(chuàng)新性,還必須在機(jī)械制圖、運(yùn)動(dòng)學(xué)、動(dòng)力學(xué)、工程材料、材料力學(xué)和機(jī)械制造工藝等方面具有深厚的基礎(chǔ)知 識(shí)。 如前面所述,機(jī)械設(shè)計(jì)的目的是生產(chǎn)滿足人類需求的產(chǎn)品。發(fā)明、發(fā)現(xiàn)和科學(xué)知識(shí)本身并不一定能給人類帶來益處,只有當(dāng)它們被用在產(chǎn)品上才能產(chǎn)生效益。因而,應(yīng)該認(rèn)識(shí)到在一個(gè)特定產(chǎn)品進(jìn)行設(shè)計(jì)之前,必須先確定人們是否需要這種產(chǎn)品。 應(yīng)當(dāng)把機(jī)械設(shè)計(jì)看成設(shè)計(jì)人員運(yùn)用創(chuàng)造性的才能進(jìn)行產(chǎn)品設(shè)計(jì)、系統(tǒng)分析和制訂產(chǎn)品的制造工藝的一個(gè)良機(jī)。掌握工程基礎(chǔ)知識(shí)要比熟記一些數(shù)據(jù)和公式更為重要。僅僅使用數(shù)據(jù)和公式是不足以在一個(gè)好的設(shè)計(jì)中做出所需的全部決定的。另一方面,應(yīng)該認(rèn)真精確地進(jìn)行所有運(yùn)算。例如,即使將一個(gè)小數(shù)點(diǎn)的位置放錯(cuò),也會(huì)使正確 的設(shè)計(jì)變成錯(cuò)誤的。 一個(gè)好的設(shè)計(jì)人員應(yīng)該勇于提出新的想法,而且愿意承擔(dān)一定的風(fēng)險(xiǎn);當(dāng)新的方法不適用時(shí),就恢復(fù)采用原來的方法。因- 1.請(qǐng)仔細(xì)閱讀文檔,確保文檔完整性,對(duì)于不預(yù)覽、不比對(duì)內(nèi)容而直接下載帶來的問題本站不予受理。
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