[問題] 何謂semlog?

[aniline (阿魚)]

        小弟目前在學程控,再劃Bode圖,
        有個semlog,不知識如何定義?
                                     希望有大大告知

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◆ From: 140.120.105.4
→ trumpet:semlog?  semi-log?
→ trumpet:the Standard Error of the Mean of the logarithms
→ trumpet:http://0rz.net/610Tj
→ aniline:看不太懂ㄟ,請問semi-log的底數是多少,小弟愚笨..