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计算式符号意义及量纲 H 含水层计算厚度(m) R_o 设施影响半径(m) S_x基坑水位降深(m)久基坑水位降深(m)降深场中各特征点水位降深(m)基坑总涌水量(m3/山单井干扰涌水量帕、’川)含水层渗透系数物、/d)含水层渗透系数(了孙书)管井数,取值条件为nv>旦和(n一1)v(<旦华一争由设施中心至降深场中各个降水井的平均距离(;11)施
Computational notation and dimension H Calculated thickness of aquifer (m) R_o Facility influence radius (m) S_x Depth of water depth in foundation pit (m) Depth of deep water in foundation pit (m) Depth of water depth in each feature point in deepening (m) Total water inflow in foundation pit (m3/mountain per well disturbance water permeation, ’chuan) aquifer permeation coefficient, /d) aquifer permeation coefficient (sunshu)’s number of wells, conditional value is nv>den And (n - 1) v (the average distance between the center of the facility and the various precipitation wells in the deeper and deeper field (;11).