core drilling 钻取土芯 ; 取芯钻探 ; 岩心钻进 ; 钻取岩芯
core drilling machine 岩芯钻机 ; 岩心钻机
core drilling rig 取芯钻机 ; 取心钻机
core drilling method 岩心钻进法 ; 钻芯法
non-core drilling [油气] 不取心钻进
core drilling bit 取心钻头
diamond core drilling 金刚石取心钻井
This research was done on the tensile behavior of high performance cement-mortar to concrete through core-drilling and pull-stripping test.
研究了高性能水泥复合砂浆与混凝土之间的粘结性能。
For bedrock drilling ordinary hard alloy driller can be adopted for vertical core-drilling with the addition of clear water during rotation. for overburden dry drilling process can be adopted.
基岩钻探方法以采取普通硬质合金清水回转垂直取心钻进，覆盖层采用干钻。
Factors that influence the selection of compressive samples for core-drilling test of piling foundations are introduced and analyzed and methods to select the samples are provided in the paper.
介绍桩基础钻芯检测法抗压芯样选取方法的影响因素，并对各个因素进行分析，提出桩基础钻芯检测法抗压芯样的具体选取方法。
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