N45 投影器、幻灯机 标准查询与下载

DIN 108-7 Bb.1:1973 幻灯放映机和悬吊式放映机.实际应用的最低试验要求

Slide projection, overhead projectors, test for minimum requirements for use in practice

JIS B 7184:1972 投影检测仪

Measuring projectors

BS 4120:1968 幻灯放映机性能的测量方法

General conditions of test. Test methods for determining accuracy of location of the pictures projected on the screen, resolving power, uniformity of illumination, temperature rise of slide, distance between lens and screen for a 1 m wide picture, light output and working temperature of casing.

Methods for the measurement of performance of still projectors

BS 1915:1968 幻灯机规范

Design and performance requirements for slide (5 x 5 cm and 7 x 7 cm), film (35 mm) and combined slide and film strip projectors. Appendix gives electrical and safety requirements and methods of test. Methods for measurement of performance are given in BS 4120. See also BS 1917.

Specification for still projectors

DLA MS17162 REV A-1968 交错球状型无障碍赛跑表层单方向1/12英尺推力滚珠轴承

The General Services Administration has authorized the use of this commercial item description as a replacement for Military Specifications MIL-V-16720E and MIL-V-16721D which are cancelled.

BEARING, BALL, THRUST: INCH SIZE, SINGLE DIRECTION, FLAT RACE SURFACE, STAGGERED BALL TYPE

AIR FORCE MIL-G-4112 (1)-1956 磨床;横向往复移动工作台表面

This amendment forms a part of Miiitary Specifica.tion Mz-û-4U.2 (USAF) dated 4 October 19500

GRINDING MACHINE; SURFACE, HORIZONTAL, RECIPROCATING TABLE

ARMY MIL-A-13479-1954 ML-497()/PM风力表

This commercial item description covers brown kraft paper used for general wrapping applications.

ANEMOMETER ML-497( )/PM

NAVY MIL-I-6115 A-1951 皮托管和冲水静态港口经营仪表系统安装指南

This specification covers the general requirements for the installation of all types of pitot tube and flush static port-operated instniment systems for use on aircraft to provide a source for dynamic and static pressures.

INSTRUMENT SYSTEMS, PITOT TUBE AND FLUSH STATIC PORT OPERATED, INSTALLATION OF

AIR FORCE MIL-G-4112-1950 磨床;横向往复移动工作台表面

-Scope.- This specification covers the requirements for horizontal spindle, reciprocating table, hydraulic and non-hydraulic powered surface grinders .

GRINDING MACHINE; SURFACE, HORIZONTAL, RECIPROCATING TABLE

JB/T 8807.1-1998 幻灯机用敞开型直排式幻灯片盘

Open-type straight slide tray for slide projector

JB/T 50102-1997 透射式投影器 可靠性要求及测试方法

Transmissive projector - Reliability requirements and test methods

JB/T 8807.2-1998 幻灯机用闭合型直排式幻灯片盘

Close-type straight slide tray for slide projector