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Core sampling drill for deep seabed shallow strata is necessary equipment in exploration of deep seabed mineral resources and survey of deep seabed geology etc. 深海浅地层岩芯取样钻机是进行深海底矿产资源勘探、深海底地质调查等不可缺少的重大技术装备。
Development of Core Sampling Drill for Deep Seabed Shallow Strata 深海浅地层岩芯取样钻机的研制
Through resilience and core sampling drilling,we have examined the concrete intensity and the degree of carbonization and evaluated the safety of the upper part of an integrated building. 采用回弹法和钻取芯样法,对某综合楼上部结构混凝土强度和碳化深度进行了检测并对其上部结构进行了安全性评定分析。
Many of the findings come from studies of core samples drilled from the deep seafloor over the past two decades. 许多发现都是来自于过去二十年对于从深层海洋底钻出的矿物样本的研究。
Core sampling drill 岩芯取样钻机
A drill bit used for obtaining core samples in concrete or rock formations. 钻头被用来在水泥或岩层获取岩芯样品。
core sampling drilling 钻取芯样法
The verification of marine gas seeping needs ground truth data, such as the seafloor observation and core sampling. 根据海底渗漏的上述地球物理特征，可以识别出可能渗漏区域，海底渗漏的证实需要用到海底观测和取样分析资料。
Information from practical operation indicate that in exploration of water abundant placer goldby vibratory sampling drill, no representative rock sample could be collected. 实际施工资料表明;在富水性强的砂金矿勘探中;采用震动取样钻;无法获得有代表性的岩样.
drilling vessel drill core sampling 大洋钻探船岩芯取样
QK Serious of Multifunctional Sampling Drill QK系列多功能取样钻机
The second method uses full-diameter core samples in length of 1-1.5 ft. 第二种方法是利用外径为1-1.;5英尺岩芯样品。
But there is no proven potential, despite encouraging core samples and much speculation. 尽管已经有了鼓舞人心的岩心样品和种种推测，但还缺乏有力的证据。
There are rock core samples from 1,200 boreholes, plus time-lapse seismic analysis and borehole logging. 有来自1200个地凿洞中的岩石核心样本,加上延时地震分析和地凿洞记录。
Effective permeability are normally measured directly in the laboratory on small core samples. 有效渗透率一般是在实验室中对小体积岩芯样品直接测量得出的。
In situ SPT tests on columns and unconfined compressive strength of core samples are consistent with the above results. 双向水泥土搅拌桩搅拌均匀，桩身水泥土的微观结构、物理力学性质沿桩身分布均匀。取芯和标贯试验论证了上述结果。
The overall structure and working principles of turbo-pressure and cycling seafloor sediment sampling drilling machine were introduced and the feasibility of the design was discussed. 详述了涡轮加压和循环式海底沉积物取样钻机的总体结构和工作原理,并讨论了该设计方案的可行性。
With the abasing of the stratum static load, the bulk of the core sample come into expansion. 钻井岩样由于地层静压力的降低而导致总体积发生膨胀。
Finally, the wettability index, WR, for each core sample was determined from the area under this curve. 根据该曲线的下包面积，求出每一岩样的润湿指数(WR)。
Sonic drilling is an effective means for collecting continuous core samples in all types of overburden formations. 声波钻进是在各种覆盖层中采集连续岩心样品的有效手段。