1) single-hole sound-wave
单孔声波
2) single hole sound wave test
单孔法声波测试
3) sonic wave hole
声波孔
1.
In combination with rock permeability in dam region of a hydroelectric plant,the paper introduces a method directly evaluating rock permeability coeffieient--adit sonic wave hole seepage test and gives test device,test procedure,estimate principle and result.
本文结合某水电站坝区岩体渗透性 ,介绍了一种直接求取岩体渗透系数的方法———平硐声波孔渗水试验 ,并给出了试验装置、试验步骤、计算原理和结
4) acoustic measuring boreholes arrangement
声波测孔
1.
Theoretical basis of the acoustic measuring boreholes arrangement for broken rock zone test in gently inclined thin layer weakness structure was studied through analyzing the mechanical characteristics of layered rock mass,the propagation rule of acoustic and distributions characteristics of plastic zone and slip zone in layered rock mass.
从层状岩体的力学特性、声波在层状岩体中的传播规律、围岩塑性区和剪裂区的分布特征3个方面,对缓倾薄层弱结构松动圈声波测试测孔布置的理论依据进行研究,提出声波测孔布置3项基本原则,即:巷道两帮测孔顺层布置;顶底板测孔垂直于岩层布置;塑性区和剪裂区较大部位加大声波测孔控制深度。
6) acoustic porosity
声波孔隙度
1.
Prediction of reservoir acoustic porosity using LM algorithm based on neutral network;
基于神经网络的LM算法预测储层声波孔隙度
2.
Determining carbonate formation acoustic porosity by neural network based on LM algorithm;
利用神经网络的LM算法确定碳酸盐岩声波孔隙度
3.
In order to determine formation acoustic porosity accurately and provide logging interpretation with the evaluation and prediction of oil-gas storage, the neural computation method superior to that of traditional is studied, and it has been of important application value to determine acoustic porosity in acoustic logging.
在声波测井中,为了精确确定地层声波孔隙度、进而为油气储量的评价与预测提供解释依据,研究优于传统理论方法的神经计算方法来确定地层声波孔隙度具有重要的应用价值。
补充资料：装箱单、重量单、尺码单
装箱单、重量单、尺码单
[装箱单、皿t单、尺码单1装箱单(Pack-ing Ust)是说明货物包装情况的单据，包括包装材料、包装方式，以及详细的包装内容，如花色、规格搭配等。进口地海关主要依据装箱单对某一特定内容的包装内容进行检查，也是进口商核对货物的依据。装箱单的内容有:单据名称、卖方名称、唆头、件数、规格、数量、毛净重、签字等。 重量单(Weight ust)是由卖方或第三者提供的，表明货物重量的单据。一般包括皮、毛、净重。它必须和其他单据上所表示的货物重量一致。 尺码单就不详细介绍了。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条