Environmental testing-test methods-test u . robustness of terminations and integral mounting devices 环境试验.试验方法.试验u.终端和集成固定装置的牢固度
2.
Environmental testing-part 2-21 : tests-test u : robustness of terminations and integral mounting devices 环境试验.第2-21部分:试验u:终端坚固性和集成固定装置
3.
Environmental testing-part 2-21 : tests-test u : robustness of termination and integral mounting devices 环境试验.第2-21部分:试验.试验u:引出端和整体安装件的坚固性
4.
Environmental testing-part 2-21 : tests-test u : robustness of terminations and integral mounting devices 环境试验.第2-21部分:试验.u试验:接线端子和整体安装装置的牢固性
5.
Environmental testing-part 2-21 : tests; test u : robustness of terminations and integral mounting devices iec 60068-2-21 : 1999; german version en 60068-2-21 : 1999 环境试验.第2部分:试验.第21节:试验u:接线端子和整体
