地表起伏英文_地表起伏英语怎么说

地表起伏的英文

地表: the earth's surface
起伏: rise and fall; ups and downs ...
单台阶式地表起伏: single step of surface relief
起伏: rise and fall; ups and downs; heave rolling; undulate; fluctuate 起伏不平的地形 a wavy terrain; 起伏的波涛 theheaving billows; 关系起伏 ebb and flow of the relations; ups and downs in the relations; 山峦起伏。 the mountain ranges rise and fall
仪表起飞: instrument takeoff

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Owing to complicated earth ' s surface condition such as the steep stratum outcropping of front - zone of mountain or the huge thick gravel stratum ' s overlay and earth ' s surface large undulation , complicated underground geology structure developed extremely such as thrust and overthrust nappe , and violent change of the lateral velocity , etc . in front - zone of mountain there are a series of problems such as serious secondary disturbance and low signal - to - noise ratio in seismic exploration gathering
由于山前带高陡岩层出露或巨厚砾石层的覆盖、地表起伏大等复杂的地表条件、逆冲和逆掩推覆等复杂地下地质构造发育、速度横向变化剧烈等原因，造成了山前带地震勘探资料采集存在次生干扰严重和信噪比低等一系列问题。

地表起伏的英文