译：GB/T 19933.4-2005 Earth-moving machinery—Operator enclosure environment—Part 4:Operator enclosure air-conditioning, heating and/or ventilation test method

译：GB/T 19934.1-2005 Hydraulic fluid power—Fatigue pressure testing of metal pressure-containing envelopes—Part 1:Test method

译：GB/T 19929-2005 Earth-moving machinery—Crawler machines—Performance requirements and test procedures for braking systems

译：GB/T 19933.2-2005 Earth-moving machinery—Operator enclosure environment—Part 2:Air filter test

译：GB/T 19931-2005 Earth-moving machinery—Trenchers—Definitions and commercial specifications

译：GB/T 19933.5-2005 Earth-moving machinery—Operator enclosure environment—Part 5:Windscreen defrosting system test method

译：GB/T 19933.6-2005 Earth-moving machinery—Operator enclosure environment—Part 6:Determination of effect of solar heating on operator enclosure

译：GB/T 19933.3-2005 Earth-moving machinery—Operator enclosure environment—Part 3:Operator enclosure pressurization test method

译：GB/T 19932-2005 Earth-moving machinery—Hydraulic excavators—Laboratory tests and performance requirements for operator protective guards

译：GB/T 19933.1-2005 Earth-moving machinery—Operator enclosure environment—Part 1:General and definitions