approved material是什么意思

网络释义

用法例句

This paper gives a general introduction of material selection and dimension calculation of hanger rods in Shanghai Boiler Works Ltd.

对上海锅炉厂有限公司锅炉吊杆的材料选用和尺寸计算作了简单介绍;针对原吊杆尺寸计算中材料许用应力的选取已不适应当前材料许用应力的确定准则—安全系数已被修改的状况,通过调整吊杆计算标准中的许用应力以及螺纹端计算截面积来减小吊杆的尺寸规格。

The material selection and the mounting method of the nozzle for SF 6 circuit breaker arc-quenching chamber are discussed,which could be referenced to design,material selection and improvement of mounting quality of the nozzle.

对SF6断路器中灭弧室喷口的装配方法及材料选用进行了分析和探讨,为SF6断路器中灭弧室喷口的结构设计、材料选用及装配质量的提高提供了参考。

General rules for selection of packaging materials with volatile corrosion inhibitor

GB/T14188-1993气相防锈包装材料选用通则

Standard for material selection for petrochemical steel pressure vessels

石油化工钢制压力容器材料选用标准

The Selection and Use of Packaging Materials Based on the Strategy of Sustainable Development;

基于可持续发展战略的包装材料选用

We choose the high quality and corrosion-proof steel as mould material.

模具材料选用高光洁，耐磨损的钢材制造。

The Study of Effect Factors of Lipid Oxidation in Milk Beverage and the Choice of Flexible Packaging Material

奶饮料软包装脂氧化影响研究与材料选用

The structure design and material selection for the butterfly valves applied in the seawater desalination system

海水淡化用蝶阀的结构设计及材料选用

Study of Impact on the Stress of Spline Axis when Selecting Material of Electric Submersible Pump Set

潜油电泵花键套材料选用对泵轴应力的影响

Selection of Optimal Cutting Tools for Composites Material;

复合材料用剪切刀具材料的优化选择

To select or use material from(a longer work.

摘选从（长篇作品）中挑选或应用材料

The product is manufactured with imported raw material and features high pressure and corrosion resistance.

该产品是选用进口材料,耐高温、腐蚀。

We only use the very best meterials.

我们只选用最优质的材料.

Have multiplicity-sealing materials for user choose.

密封副材料的多样性，可供用户选择。

Selection of New Waterproof and Some Problems Attentive;

新型防水材料的选用及应注意的问题

Selection of common gear materials and heat treatment process;

常用齿轮材料的选择及其热处理工艺

Discussion about Selection and Bases of Textile Materials Used in Car

浅谈汽车用纺织材料的选择及其依据

Proper selection of heat insulation material to realize conservation of energy of pipe network

合理选用保温材料实现管网节能降耗

The Database of Composite Materials and the Application of Optimization in Materials Selection;

基于数据库技术的复合材料选材设计应用系统

Research on the Development Trends and the Selection Method of Automobile′s Interior Decoration′s Materials

乘用汽车内饰材料的发展趋势及选材方法