precision n. 精密,精确性;严格;精密度;【修辞学】精确。 arms of precision 装有瞄准仪的枪炮。 adj. 精确的,精密的。 precision apparatus 精密仪器。 a precision balance 精密天平。 a precision fire 准确射击。
form n. 1.形态;形状;样子,外貌;【哲学】形式 (opp. content)。 2.人影,物影。 3.格式;表格纸 (= 〔美国〕blank)。 4.型;方式;种类。 5.(人的)姿态,神气,精神;健康状态。 6.态度;礼节;仪式。 7.结构,组织。 8.〔英国〕条凳。 9.(学校的)年级。 10.【语法】形式,词形。 11.【物理学】(晶)面式;【印刷】印版;【机、建】型,模壳。 12.(野兔等的)窝,洞。 I see a form in the dark. 我在黑处看见一个人影。 fill in [out] the form 填表。 an order form 定(货)单。 a telegraph form 电报纸。 attach importance to form 着重形式。 a matter of form 形式上的问题。 an established form 一定的方式。 bad form 失礼举动,粗鲁行为。 good form 〔英国〕有礼貌的态度,端正的行动方式。 a form of address 称呼。 the form of government 政体。 after the form of 照…的格式。 be in (good) form (运动员等)竞技状态良好。 for form's sake 为了划一形式,形式上。 minute forms of life (微)生物。 in due form 正式地,照规定的格式。 in form 形式上。 in great form 精神饱满。 in the form of 用…的形式。 in [under] various forms 用种种形式。 lose one's form = out of form (运动员)情绪失常。 (run) ture to form 一如往常,一贯。 take the form of 取…的形式,表现为。 vt. 1.形成,养成,塑造。 2.构成,成立,组织。 3.作出,想出。 4.【语法】构(词),造(句)。 5.结成(同盟)。 6.【军事】排成;编成 (up)。 form the dough into loaves 把面粉团做成面包。 The House is not yet formed. 议会还没有组成。 form fours 成四列。 vi. 1.形成,产生。 2.【军事】排队。 form into line 排成队。 form itself into 成…形。 form part of 成为…的组成部分。 form the character 陶冶品性。 n. -ing 成形,成型,模铸。 adj. -less 无形状的,无定形的。
Being a precision forming method, brazing is wildly used in joining complex shape parts and thin wall accessories 钎焊作为一种精密成型的焊接方法,在形状复杂和薄壁零件连接中获得广泛应用。
Meanwhile, we are pursuing a number of developments in the nanotechnology field by integrating the above-mentioned composite material technology with precision forming technology, fine processing technology and analysis measurement technology 我们还将融合上述复合材料技术,精密成形技术,微细加工技术以及解析和计量技术,在纳米领域开辟新纪元。
This thesis establishes the cylinder gear and conic gear parameter serial, and analyzes their mechanics, completed the gear's product size-taking shape the molding size-electrode size delivers the regulation proceeded the research . establishing the design and calculation methods for the gears precision forming the craftwork parameter, forge piece, those gears precision forming perform, mould and and tool electrodes . based on the software platform of pro / engineer 2001 and visual c + +, the system is consisted of capp and cad, which are used for forming process and mould design for the gears, are studied and developed 本文对圆柱齿轮的精密模锻和圆锥齿轮的冷摆辗成形工艺及其力学本质进行了系统的研究,分析了齿轮精密成形的影响因素,确定了齿轮零件一锻件?电极?模具尺寸的传递规律,建立了齿轮精密成形工艺参数、锻件、预制坯、模具以及电极的设计计算方法链。
This thesis establishes the cylinder gear and conic gear parameter serial, and analyzes their mechanics, completed the gear's product size-taking shape the molding size-electrode size delivers the regulation proceeded the research . establishing the design and calculation methods for the gears precision forming the craftwork parameter, forge piece, those gears precision forming perform, mould and and tool electrodes . based on the software platform of pro / engineer 2001 and visual c + +, the system is consisted of capp and cad, which are used for forming process and mould design for the gears, are studied and developed 本文对圆柱齿轮的精密模锻和圆锥齿轮的冷摆辗成形工艺及其力学本质进行了系统的研究,分析了齿轮精密成形的影响因素,确定了齿轮零件一锻件?电极?模具尺寸的传递规律,建立了齿轮精密成形工艺参数、锻件、预制坯、模具以及电极的设计计算方法链。