iron pipe thread standard

A series of standard taps and modified-tooth taps with a cutting cone angle of 7°30~′ were prepared from high-speed steel W9 and used to tap nickel-based high-temperature alloy GH4169.

用高速钢W9制备了切削锥角为7°30′的M6修正齿丝锥和标准丝锥,并用其对Ni基高温合金GH4169进行攻丝试验;采用扫描电子显微镜和显微硬度计测定了攻丝后丝锥顶后刀面的表面形貌及试件底孔截面各层硬度。

For quantitative analysis in the particle field, a standard wire is generally used as the scaler for measuring the particle size.

在粒子场的定量分析中,通常采用外加标准丝作为粒子尺寸测量的定标尺度。

Technology center plug,adjustable center plug,center support and standard blocking iron are used on the heavy duty horizontal lathe for the fixture,alignment and machining of the heavy workpiece with thin wall.

采用工艺中心堵、可调中心堵、中心支撑及标准垫铁完成了大型薄壁工件在重型卧车上装夹找正及加工。

Comparation and Analysis between Chinese Standard and Foreign Standard of Raw Silk

中国生丝新标准与国外生丝标准对比

A Report on the Raw Silk Standard Technical Meeting Convened by the Standards Committee of the International Silk Association

国际丝绸协会标准化委员会生丝标准技术会议情况报告

standard for inspection of nylon filament yarn

尼龙长丝纱检查标准

standard inspection of polyester filament yarn

聚酯长丝纱检查标准

Major product varieties include standard circular screwing dies and manual screwing taps as well as thread tool serial products in combined packages.

主要生产品种有公制、制、标、标等标准圆板牙、用丝锥，及组合套装螺纹工具系列产品。

standards for pharmaceuticals, food hygiene and veterinary medicine;

药品标准，食品卫生标准，兽药标准；

Conclusion The results showed that all the indexes related to filariasis have come to the criterion of the elimination of filariasis issued by the ministry of health.

结论监测结果表明，各项指标均达到卫生部颁布的消灭丝虫病的标准。

Drawing up instuction for GB352 locked coil wire rope standard

GB352密封钢丝绳新标准的编制说明

Comments on the New Professional Standard about Diacetate Cellulose Cigarette Tow;

烟用二醋酸纤维丝束新行业标准解读

Quality Standard of Mitomycin Nanoparticles for Injection

注射用丝裂霉素纳米粒质量标准研究

standardized production

规格[标准]化生产

On the unification of the outcome of the economic reform: practice, productive forces and three-favour;

论实践标准、生产力标准、三个有利于标准的统一

Article20 Applications must be made for the registration of trade marks of cigarettes, cigars and packed cut tobacco, which shall not be manufactured and marketed before the trade mark is registered upon approval.

第二十条卷烟、茄烟和有包装的烟丝必须申请商标注册，未经核准注册的，不得生产、售。

In applying for trademark registration on cigarettes, cigars or packaged cut tobacco, documentation concerning production approval from the government agency in charge of tobacco shall be attached to the application.

申请卷烟、雪茄烟和包装烟丝的商标注册，应当附送国家烟草主管机关批准生产的证明文件。

It was the letter of a mode graduate student, polite, detailed, highly organized, with the usual academic circumlocutions.

这是标准的研究生的手笔，彬彬有礼，一丝不苟，层次分明，同时也有点一般学究的八股腔。

Complete the Equipment Evaluation and Application Standards System of Electromagnetic Testing Technique for Wire Rope

完善钢丝绳电磁检测设备评价标准及应用标准体系

Contemplation of assessment standards of Students Physical Quality Standard;

对《学生体质健康标准》评分标准的思考

The Productivity Standard-not the Realistic Application of Practical Standard;

生产力标准并非实践标准的具体运用