JIS C61188-7-2020 实施日期:2020-03-23 现 行 英文名:Printed boards and printed board assemblies -- Design and use -- Part 7: Electronic component zero orientation for CAD library
JIS F0907-2020 实施日期:2020-03-23 现 行 英文名:Mechanical vibration -- Measurement of vibration on ships -- Guidelines for measurement, evaluation and reporting of vibration