英文标准名称:Non-destructive testing--Ultrasonic inspection--Characterization of search unit and sound field
英文标准名称:General specification for air ion measuring instruments
英文标准名称:Ultrasonic non-destructive testing--Reference blocks and test procedures for thc characterization of contact search unit beam profiles
英文标准名称:Environmental testing for electric and electronic products--Part 2:Test methods--Test 77:Body strength and impact shock
英文标准名称:Classification of specific environmental condition--Part 3:Plateau
英文标准名称:Classification of specific environmental condition--Part 2:Dry heat-desert
英文标准名称:Classification of specific environmental condition--Part 1:Dry heat
英文标准名称:Protection types of specific environmental condition and their symbols
英文标准名称:Environmental testing for electric and electronic products-Part 2:Test Methods-Test Xc:Fluid contamination
英文标准名称:Environmental testing for electric and electronic products-Part 2:Test methods-Test Xb:Abrasion of markings and letterings caused by rubbing of fingers and hands
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