
发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances
Household and similar electrical appliances - Safety Part 2-56: Particular requirements for projectors and similar appliances
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances
Household and similar electrical appliances - Safety - Part 2-56: Particular requirements for projectors and similar appliances
Household and similar electrical appliances - Safety - Part 2-56 : particular requirements for projectors and similar appliances.
Household and similar electrical appliances - Safety - Part 2-56 : particular requirements for projectors and similar appliances
Safety of household and similar electrical appliances. Part 2-56. Particular requirements for projectors and similar appliances
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances
Household and similar electrical appliances - Safety Part 2-56: Particular requirements for projectors and similar appliances
本标准规定了放映距离给定、放映物镜焦距已知时,计算任何类型电影放映机、幻灯机及投影器放映画面尺寸的方法,也规定了放映画面尺寸给定、放映物镜焦距已知时,计算放映距离的方法
Calculation of screen size and projection distance for movie projectors, lamp machines and projectors
ACCESSORIES FOR DOMESTIC AND SIMILAR PURPOSES. COMPOSITE ACCESSORIES.
Slide projectors and slides; projection lenses for overhead projectors, optical dataDia-projecteurs et diapositives; objectifs de projection pour r
Slide projectors and slides; projection lenses for overhead projectors, optical data
The document applies for the conditions for projection and viewing for all kinds of projection
Projection of still pictures and motion-pictures - Part 1: Conditions for projection and viewing for all kinds of projection
Projection lenses for 35 mm motion picture projectors
Projection lenses for 16 mm motion-picture projectors
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances
Household and similar electrical appliances - Safety Part 2-56: Particular requirements for projectors and similar appliances
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances
Household and similar electrical appliances - Safety - Part 2-56: Particular requirements for projectors and similar appliances
Household and similar electrical appliances - Safety - Part 2-56 : particular requirements for projectors and similar appliances.
Household and similar electrical appliances - Safety - Part 2-56 : particular requirements for projectors and similar appliances
Safety of household and similar electrical appliances. Part 2-56. Particular requirements for projectors and similar appliances
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric projectors and similar appliances
Household and similar electrical appliances - Safety Part 2-56: Particular requirements for projectors and similar appliances
本标准规定了放映距离给定、放映物镜焦距已知时,计算任何类型电影放映机、幻灯机及投影器放映画面尺寸的方法,也规定了放映画面尺寸给定、放映物镜焦距已知时,计算放映距离的方法
Calculation of screen size and projection distance for movie projectors, lamp machines and projectors
ACCESSORIES FOR DOMESTIC AND SIMILAR PURPOSES. COMPOSITE ACCESSORIES.
Slide projectors and slides; projection lenses for overhead projectors, optical dataDia-projecteurs et diapositives; objectifs de projection pour r
Slide projectors and slides; projection lenses for overhead projectors, optical data
The document applies for the conditions for projection and viewing for all kinds of projection
Projection of still pictures and motion-pictures - Part 1: Conditions for projection and viewing for all kinds of projection
Projection lenses for 35 mm motion picture projectors
Projection lenses for 16 mm motion-picture projectors








