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n. 简易地震计;地震波示波仪;[地震] 验震器
n.地震波示波仪,验震器
actinouranium carbamyl forestry gyral heterochthonous leveller repatriate下载迅蛙App
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n. 简易地震计;地震波示波仪;[地震] 验震器
n.地震波示波仪,验震器
actinouranium carbamyl forestry gyral heterochthonous leveller repatriate