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- product life prediction 产品寿命预测
- Fatigue spotweld automobile life prediction. 疲劳点焊汽车寿命预测。
- Carry out the product life tests. 负责产品的老炼试验。
- Profits rise and fallat different stages of the product life cycle. 在产品生命周期不同的阶段,产品利润有高有低。
- First, seasonal factors, and second the end of the product life cycle. 首先是季节性因素,其次是产品生命周期结束。
- The goal is to extend product life so that sales and profits do noe decline. 目标就是延长产品生命以致于销量和利润不会下降。
- It is very important to change the cutter at the right time for TBM according to the cutter life prediction. 预测滚刀寿命,根据刀具磨损规律把握最好的换刀时机对隧道掘进机(TBM)来说是极其重要的。
- A sort of efficient calculation method was developed for fatigue life prediction under random loading. 研究了一种用于随机载荷下试件疲劳寿命预估的有效计算方法。
- Elastoplastic finite element analysis and low cycle fatigue life prediction of an engine combustor case were completed. 对某发动机燃烧室外套进行了弹塑性有限元分析和低循环疲劳寿命预测。
- Accelerate life test (ALT) is an effective means for the reliability assessment and life prediction of gasket sealing. 摘要加速寿命试验是垫片密封连接系统寿命预测和可靠性评价的重要手段。
- An engineering calculation method of spot weld fatigue life prediction is introduced. 摘要介绍一种焊点疲劳寿命预测的工程计算方法。
- SP1.1: Elicit stakeholder needs, expectations, constrains, and interfaces for all phases of the product life cycle. 干系人的需要、望、束和接口要求被收集并转化为客户需求。
- Meanwhile, acuity formula of different fatigue life prediction is given, and the affecting degree of different parameters for life is analysed. 同时，也给出了寿命预测公式的敏度分析公式，在此基础上，分析了各疲劳参数对寿命的影响程度。
- Shortening period of product life cycle requires companies to accelerate their technological upgrading. 第二，产品生命周期的缩短，要求企业必须加速技术更新。
- Based on modified Arrhenius formula, an integral method and a two-step regression method for storage life prediction of solid propellant are presented. 摘要在修正的阿伦尼斯公式基础上，提出固体推进剂贮存寿命的整体预测方法和两步回归预测方法。
- Elicit stakeholder needs, expectations, constraints, and interfaces for all phases of the product life cycle. 导出干系人对整个产品生命周期各阶段的需要、期望、约束和接口要求等。
- A method is outlined for making low cycle fatigue life prediction for engineering components subject to multiaxial loading. 介绍了一种预测受多轴交变载荷工程构件的低周疲劳寿命的方法。
- Team Foundation uses work items to help you manage the work that must be finished in a product life cycle. Team Foundation使用工作项帮助您管理在产品生命周期中必须完成的工作。
- Multiaxial fatigue life prediction methods are concentrated, in which critical-plane strain energy density criteria seem to be the most promising. 主要评述各种多轴疲劳寿命估算方法，其中临界面应变能密度法是较为有效的方法。
- Four major stages in the product life cycle have been identified: introduction, growth, maturity and decline. 已经确定,产品的生命周期可以划分为四个阶段:引进市场阶段、成长阶段、成熟阶段和衰退阶段。
