1) swivel type double tube core barrel
单动双管取芯器
1.
In order to take out the core of outburst coal seams, and use the index of methane expansion energy initially released to forecast the fatalness of outburst, the paper analyzes the underground coring technology based on swivel type double tube core barrel.
为取出突出煤层的完整煤芯,使用初始释放瓦斯膨胀能指标对煤层进行突出危险性预测,本文以单动双管取芯器为例,对井下突出煤层取芯工艺进行研究。
2) single swiveling double-tube core barrel
单动双管取心器
1.
In allusion to traditional single swiveling double-tube core barrel problems of relative poor inner and outer tube concentricity,damageable bearing,no feed slurry sand setting device,easy block up clearance between tubes,low coring efficiency,thus the DJ type single swiveling double-tube core barrel has developed.
针对传统的单动双管取心器存在的内外管同心度差、轴承容易损坏、没有滤浆沉砂装置、双管间隙容易堵塞、取心效率低等问题,研制出DJ型单动双管取心器。
3) double tube single swivel barrel
双管单动岩芯管
1.
Through the analyses and comparisons on the characteristics and test strength for the cement mixing pile core sample taken by the sample devices of double tube double swivel barrel and the traditional double tube single swivel barrel,it is considered that the traditional double tube single swivel barrel is more suitable to the sample survey of cement mixing pile.
通过对双管双动岩芯管和常规的双管单动岩芯管两种取芯设备所抽取的水泥搅拌桩芯样特征及试验强度等进行分析对比 ,认为采用双管单动岩芯管进行水泥搅拌桩取芯检测比较合适。
4) double tube double swivel barrel
双管双动岩芯管
1.
Through the analyses and comparisons on the characteristics and test strength for the cement mixing pile core sample taken by the sample devices of double tube double swivel barrel and the traditional double tube single swivel barrel,it is considered that the traditional double tube single swivel barrel is more suitable to the sample survey of cement mixing pile.
通过对双管双动岩芯管和常规的双管单动岩芯管两种取芯设备所抽取的水泥搅拌桩芯样特征及试验强度等进行分析对比 ,认为采用双管单动岩芯管进行水泥搅拌桩取芯检测比较合适。
5) single-rotary three-barrel soil catcher
单动三重管取土器
补充资料：管取
1.包管。
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