on-off system是什么意思

用法例句

The filler has mode of continuous wire fill,incontinuous wire fill,in-phase pulse wire fill,inverted wire fill etc.

具有填丝速度两档切换、连续填丝、断续填丝、反转抽丝等功能。

Numerical experiment on effect of circular roadway stability by intermittent joint in deep rock mass;

深部岩体中断续节理对巷道稳定性影响的数值试验

The numerical simulation of seepage effect on intermittent joint cavern groups;

断续节理洞群渗流效应的数值模拟

A triaxial roadway model and digital photogrammetry were used to analyze the deformation of the surrounding rock that had intermittent joints.

为了研究断续节理对围岩破裂区形成与扩展以及破裂区大小的影响,采用真三轴巷道平面应变模型试验台,运用数字照相进行变形量测的方法,研究分析了断续节理岩体中裂纹的产生、扩展与贯通机理及其围岩的破坏失稳行为。

Determination of arsenic in beverages by intermittent flow-hydride generation atomic fluorescence spectrometry;

断续流动氢化物发生原子荧光法测定饮料中的砷

The intermittent flow-HG-AFS determination of the groundwater arsenic,mercury,determine the best conditions for equipment,inspected the acidity,pre-reducing agent and reducing agent usage and carrier flow rate as well as the impact of coexistence elements interference,and in selected conditions,arsenic g detection limit of 0.

采用断续流动进样氢化物发生—双道原子荧光光谱法测定地下水中的砷、汞,确定仪器的最佳条件,考察了酸度,预还原剂和还原剂用量和载流流速的影响以及共存元素的干扰情况,在选定的条件下,砷的检出限0。

A method was developed for the determination of trace selenium in selenium enriched foods by intermittent flow hydride generation atomic fluorescence spectrometry.

建立了断续流动氢化物发生原子荧光法测定富硒食品中微量硒的方法。

An introduction is given to the main areas of the mechanism of cutting tool fracture,including the research of enter and exit failure in intermittent cutting,the relation of thermal stress,thermal crack and fracture,the influence of geometry parameters of cutting tool,and the study of monitoring and predicting the fracture.

介绍了刀具破损机理研究的主要领域,包括断续切削过程中的切入切出破损研究、热应力和热裂纹与破损之间关系、刀具几何参数影响以及破损监控预报研究等,回顾了刀具破损机理研究的历史和现状,对切入切出破损、动态切削力及热应力和热裂纹与破损之间关系的研究概况进行了详细论述,最后论述了刀具破损研究的发展趋势。

A general visual software for intermittent grinding temperature field calculation was developed in VC++ Language based on the intermittent grinding thermal model and its integral resolution formula.

根据已经建立的断续磨削温度场数学模型及其积分解通式 ,用VC ++编程语言模拟编制出了计算断续磨削温度场的通用软件·此软件不仅可以计算断续磨削温度 ,而且也包括了普通磨削温度的计算 ,计算时考虑了磨削液和热源强度分布对磨削温度的影响·为研究普通磨削和断续磨削温度 ,合理选择砂轮参数 ,预测工件烧伤提供了一种快速有效的方

Moreover, a new theoretical formula for calculating the intermittent grinding temperature field is obtained by use of the faltung integral concept.

文章构造了周期变化的移动热源模型,并引进卷积概念建立了计算断续磨削时工件表层非稳态脉动温度场的理论公式。

A technical art combining the advantages of CBN wheel, intermittent grindingand creep feed grinding is recommended in the paper.

本文提出了一种将断续磨削的降温优势、CBN砂轮的耐磨特性以及缓磨本身的低温特性三者相结合的CBN砂轮断续缓磨技术。