undulating grade 是什么意思,undulating grade 的翻译,解释,句子,音标,读音 - 英汉在线翻译

undulating grade

undulating grade 的中文翻译

起伏坡度

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rightfulness
gelatinum
indicating impulse
cost apportionment
horizontal projection plane
planed joint
catch the drift of
treat sb. with sincerity