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class="excellent_articles_box"> <ul> <li id="khdij4wf0" class="excellent_articles_title">相關(guān)推薦</li> </ul> </div> <p>以昆侖山口西地震為例研究GPS基線長(zhǎng)度與方向?qū)Φ卣鸬拿舾行?/p><p>應(yīng)用中國(guó)地殼觀測(cè)網(wǎng)絡(luò)GPS基準(zhǔn)站連續(xù)觀測(cè)資料,研究了昆侖山口西地震前后基線長(zhǎng)度及方向的變化特征;根據(jù)昆侖山口西地震破裂方向,討論了不同方位基線變化特征的差異性;從理論上探討了基線長(zhǎng)度與基線方向變化對(duì)地震的靈敏性問(wèn)題.研究結(jié)果表明:①當(dāng)基線方向與地震破裂方向近于一致時(shí),基線長(zhǎng)度的靈敏性要高于基線方向的靈敏性;②當(dāng)基線方向與地震破裂方向近于垂直時(shí),基線方向的靈敏性要高于基線長(zhǎng)度的靈敏性;③當(dāng)基線方向與地震破裂方向近似于45°時(shí),基線長(zhǎng)度和基線方向?qū)Φ卣鸲加幸欢ǔ潭鹊姆从?同時(shí)在震前有可能出現(xiàn)明顯的變化.</p><p style="text-align: center;"><img loading="lazy" src="https://p.9136.com/00/l/b5d8d5f04_2.jpg" alt="以昆侖山口西地震為例研究GPS基線長(zhǎng)度與方向?qū)Φ卣鸬拿舾行?/></p> 作者：閆偉牛安福馬秀香江在森 YAN Wei NIU An-fu MA Xiu-xiang JIANG Zai-sen 作者單位：閆偉,江在森,YAN Wei,JIANG Zai-sen(中國(guó)地震局地震預(yù)測(cè)研究所,北京,100036) <p>牛安福,NIU An-fu(中國(guó)地震臺(tái)網(wǎng)中心,北京,100036)</p> <p>馬秀香,MA Xiu-xiang(武漢大學(xué)遙感信息工程學(xué)院,湖北,武漢,430079) </p> 刊名：地震 ISTIC PKU 英文刊名： EARTHQUAKE 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