IPC-TM-650 EN 2022 试验方法1.pdf - 第394页
P U i u u Q tan -1 C P Q or P max P u u i U i P Q or P max tan -1 C Page 6 of 8
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P U i u u Q tan -1 C P Q or P max P u u i U i P Q or P max tan -1 C Page 6 of 8