1) method with video monitor through the hole of foundation
基桩孔内摄像
1.
The limitation of low-strain pulse echo method s in the PHC Piles testing are analyzed, and the principle of the method with video monitor through the hole of foundation, the development and the application of the instrument are introduced.
针对低应变反射波检测法在PHC桩完整性检测中的局限性,阐述了基桩孔内摄像技术的原理、仪器的研制及应用,并通过工程实践证实了该技术具有直观、精确、可进行定量分析等优越性。
2) down hole imaging
孔内摄像
1.
The merits and drawbacks of low strain dynamic testing,dynamic high strain testing,dead load testing and down hole imaging to detect PHC pipe pile were generalized.
概括了低应变动测、高应变动测、静载荷试验及孔内摄像等方法检测PHC管桩时的优缺点,分析了管桩接桩问题产生的原因,进而提出了针对此问题的检测方案,从而避免因桩的接头问题引起的建筑物不均匀沉降。
3) borehole camera
钻孔摄像
1.
Utilizing axial view downhole TV(ATV) and digital panoramic borehole camera system(DPBCS),continuous images of 360°borehole wall are obtained from forward-looking and side-looking,respectively.
利用前视井下电视和数字钻孔摄像,分别从前视和侧视对整个钻孔的360°孔壁进行连续摄像;通过图像特征对孔内现象进行定性描述和定量分析,发现其具有高分辨率、高井壁覆盖率和直观可信等特征。
2.
3 seam is detected in field by floor drilling, borehole camera detection and floor separation monitoring.
通过现场底板钻探、钻孔摄像探测及底板离层监测等综合手段,对三槽底板稳定性进行了探测研究。
4) needle-camera tube
针孔摄像头
5) Foundation Pile Hole
基桩孔
补充资料：-庚内酯、丙位庚内酯、α-丙基-&gamma
CAS: 105-21-5
分子式: C7H12O2
分子质量: 128.17
中文名称: 4-庚内酯、γ-庚内酯、丙位庚内酯、α-丙基-γ-丁内酯
英文名称: dihydro-5-propyl-2(3H)-Furanone、dihydro-5-propyl-2(3h)-furanon、4-hydroxyheptanoic acid lactone、gamma-heptalactone、gamma-propiobutyrolactone、heptanolide-4,1、(+/-)-4-heptanolide、4-hydroxyheptanoic acid,gamma-lactone
分子式: C7H12O2
分子质量: 128.17
中文名称: 4-庚内酯、γ-庚内酯、丙位庚内酯、α-丙基-γ-丁内酯
英文名称: dihydro-5-propyl-2(3H)-Furanone、dihydro-5-propyl-2(3h)-furanon、4-hydroxyheptanoic acid lactone、gamma-heptalactone、gamma-propiobutyrolactone、heptanolide-4,1、(+/-)-4-heptanolide、4-hydroxyheptanoic acid,gamma-lactone
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