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A2.2.3施工期間，要及時修復(fù)損壞的檢波器和電纜，每月做一次一致性檢查（與儀器月檢同步進行）。測試指標(biāo)同A2.2.1、A2.2.2；也可用敲擊法或放炮法檢查檢波器一致性，記錄道數(shù)應(yīng)大于12道。 上一頁 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [40] [41] [42] [43] [44] [45] 下一頁 |
