N91 地球科学仪器 标准查询与下载

JIS B 7907:1983 光学测绘仪器用三脚架连接装置

Tripod connections for optical surveying instrument

DIN 18722:1983 测量仪器的管状水准仪.术语和要求

Tubular level for surveying instruments; terms and requirements

Tubular level for surveying instruments; terms and requirements

NJ 284-1982 柴油机油泵油嘴三对偶件磁粉探伤技术条件

Technical conditions for magnetic particle flaw detection of diesel engine oil pump nozzle three pairs

NJ 280-1982 机引横向搂草机技术条件

Technical conditions of machine-driven horizontal hay rake

NJ 285-1982 干草捡拾压垛机田间试验方法

Field test method of hay picking and stacking machine

DZ/Z 8-1981 地质仪器产品图样及技术文件 保管方法

本文件适用于地质仪器新产品的设计和老产品的整顿及技术档案管理部门对产品图样技术文件的管理和登记工作。

Geological Instrument Product Drawings and Technical Documents Preservation Method

DZ/Z 7-1981 地质仪器产品图样及技术文件 更改方法

本文件适用于地质仪器产品经鉴定后批准生产的基本产品图样及技术文件的更改。

Method for modifying product drawings and technical documents of geological instruments

NJ 240-1981 拖拉机、内燃机用电磁式电流表

Electromagnetic ammeter for tractor and internal combustion engine

NJ 239-1981 拖拉机、内燃机用弹簧管式压力表

Spring tube pressure gauges for tractors and internal combustion engines

NJ 238-1981 拖拉机、内燃机用压力式温度表

Pressure thermometers for tractors and internal combustion engines

NJ 222-1981 水力测功器技术条件

Specifications for hydraulic dynamometer

MT 53-1980 静电显影记录仪

Electrostatic development recorder

NJ 199-1980 喷油泵试验台用标准喷油器总成技术条件

Specifications of standard fuel injector assembly for fuel injection pump test bench

NJ 200-1980 标准喷油泵技术条件

Standard fuel injection pump specification

NJ 193-1980 手动喷雾器塑料喷射零部件

Hand Sprayer Plastic Spray Parts

NJ 188-1979 拖拉机用永磁交流发电机

Permanent Magnet Alternators for Tractors

NJ 67-1978 气缸盖螺母及飞轮螺母技术条件

Specifications for cylinder head nuts and flywheel nuts

NJ 66-1978 气缸盖螺拴技术条件

Specifications for cylinder head bolts

NJ 65-1978 飞轮螺拴技术条件

Specifications for flywheel bolts

DIN 18721:1977 大地测量仪器用目视阅读圆刻度盘

Circle graduation with visual reading for surveying instruments

Circle graduation with visual reading for surveying instruments