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1.1 Scope 1.1.1 This standard covers gas-fired refrigerators, hereinafter referred to as refrigerators or appliances, having refrigerated spaces for: (a) Storage of foods; or (b) Storage of foods and making ice; or (c) Storage of frozen foods and m

定价: 3777元 / 折扣价: 3211

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1. Scope This International Standard specifies the minimum access openings on earth-moving machinery as defined in ISO 6165 for (a) hand access, (b) head access, (c) body access, (d) arm access, (e) two-handed access. It provides engineers and

定价: 319元 / 折扣价: 272

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1.1 Scope ISO 9919 is one of a series of International Standards based on IEC 601-1; in IEC 601-1 (the "General Standard"), this type of International Standard is referred to as a "Particular Standard". As stated in 1.3 of IEC 601-1:1988, the requirem

定价: 728元 / 折扣价: 619

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1. Scope This International Standard makes recommendations for the implementation of design review procedures as a means of stimulating product and for process improvement. It includes guidelines for planning and conducting design reviews and specific

定价: 1092元 / 折扣价: 929

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1. Scope This part of ISO 9241 provides guidelines to users of VDT-based information processing systems with reference to office tasks. This guidance is relevant to both the organization implementing the system and the people using the equipment. The

定价: 273元 / 折扣价: 233

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1 Scope This part of ISO 9241 establishes image quality requirements for the design and evaluation of single and multi-colour VDTs. The requirements are stated as performance specifications, and the evaluations provide test methods and conformance meas

定价: 819元 / 折扣价: 697

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1. Scope This International Standard specifies the essential interface dimensions and the operating requirements for hydraulic couplers employed to transmit hydraulic power from agricultural tractors to agricultural machinery. It applies to couplers us

定价: 319元 / 折扣价: 272

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1. Scope This International Standard specifies design dimensions of a tractor for agriculture concerning (a) minimum dimensions of access doorways; (b) number, location and minimum dimensions of emergency exits; (c) minimum internal clearance dimen

定价: 364元 / 折扣价: 310

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1 Scope This part of ISO 10993 specifies minimum requirements for the use of animals in biological testing. This part of ISO 10993 is also intended (a) to establish guidelines which allow the scientist to respect life in general; (b) to reduce the

定价: 364元 / 折扣价: 310

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1 Scope This part of ISO 9703 specifies the characteristics of visual alarm signals intended for use in anaesthesia and respiratory care . It takes into account the recommendations of IEC 73 . IEC 73:-, Coding of indicating devices and actuators by m

定价: 319元 / 折扣价: 272

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定价: 592元 / 折扣价: 504

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1. Scope and Object 1.1 Scope This standard is applicable to stationary or portable, single- phase or polyphase, air-cooled isolating and safety isolating transformers, associated or otherwise, having a rated supply voltage not exceeding 1000 V alt

定价: 2184元 / 折扣价: 1857

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1. Scope This part of IEC 79 prescribes the specific requirements for construction and testing of electrical apparatus, parts of electrical apparatus and Ex components which have rated voltages not exceeding 11 kV with the type of protection encapsulat

定价: 1092元 / 折扣价: 929

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