Update #1 is included in this PDF Preface This is the fifth edition of CSA A23.3, Design of concrete structures. It supersedes the previous editions published in 1994, 1984, 1977 (metric) and 1973 (imperial), and 1959. This Standard is intended

定价： 1138元 / 折扣价： 968 元

1. Scope 1.1 This Standard covers commercial, freestanding, under-counter, and counter-insert dishwashers,utensil-washers, and glass washers using water as the principal cleaning medium, hereafter referred to as dishwashers. These dishwashers utilize

定价： 4869元 / 折扣价： 4139 元

定价： 3094元 / 折扣价： 2630 元

This PDF includes GI #2. 1. Scope 1.1 This Standard applies to the mechanical features of new and remanufactured power-operated dispensing devices for petroleum- base liquids for use as fuel in internal combustion engines where such devices are int

定价： 455元 / 折扣价： 387 元

1. Scope Section A - Transformers for Luminous-Tube Signs A1.1 This section applies to transformers for luminous-tube signs of portable and stationary types, for potentials up to and includ ing 600 volts low-potential, and l5,000 volts open-circuit

定价： 546元 / 折扣价： 465 元

This PDF includes GI #2 to #4. 1. Scope 1.1 This Standard applies to cord-connected and permanently connected cooking and liquid-heating appliances rated for use on nominal single-phase system voltages of 240 V and less, designed to be used in non

定价： 683元 / 折扣价： 581 元

Amendment 1 Lamp controlgear - Part 2-3: Particular requirements for a.c. supplied electronic ballasts for fluorescent lamps | Modification 1 Appareillages de lampes - Partie 2-3: Prescriptions particulières pour les ballasts électroniques alimentés en co

定价： 501元 / 折扣价： 426 元

定价： 1638元 / 折扣价： 1393 元

1 Scope 1.1 This International Standard specifies methods for measuring and reporting the whole body vibration to which the operator of an agricultural wheeled tractor or other field machine is exposed when operating on a standard test track. 1.2 T

定价： 774元 / 折扣价： 658 元