Drill cuttings are the major material for the studied samples.
研究的材料主要是钻井岩屑样品。
A flowline mud sample contains drill cuttings entrained in the mud.
流线泥浆样本的泥浆中夹带有钻屑。
The outlets are in selective communication with a drill cuttings conveyor (14) for carrying drill cuttings from the vessel.
以及钻井钻屑输送器，所述钻井钻屑输送器与用于运输来自容器的钻井钻屑的出口连通。
By sampling the drill cuttings and using a microcomputer at the well site, the rock drillability can be determined by the energy law measure system.
能量法岩石可钻性测定系统是通过采集钻井井口岩屑并利用微机来测定岩石的可钻性。
A drilling technique whereby gases (typically compressed air or nitrogen) are used to cool the drill bit and lift cuttings out of the wellbore, instead of the more conventional use of liquids.
空气钻井是一种钻井工艺，是指利用气体去冷却钻头和把岩屑举升出油井环空，而不是利用更常使用的流体。
In the clastic reservoirs of west Sichuan Basin, sandstone and mudstone, tight sandstone and loose sandstone can be recognized by megascopic cuttings determination and drill time changes.
在川西地区碎屑岩地层中，砂岩与泥岩、致密砂岩与疏松砂岩可以通过肉眼岩屑鉴定或钻时变化进行识别。
The drill bit body has three wings four cylindrical tungsten carbide inserts and curved slots for removal of cuttings.
在结构上采用了三翼四齿的钻头体、弧槽形排粉沟槽，适用于硬、中硬、软岩的三种齿形。
The drill bit body has three wings four cylindrical tungsten carbide inserts and curved slots for removal of cuttings.
在结构上采用了三翼四齿的钻头体、弧槽形排粉沟槽，适用于硬、中硬、软岩的三种齿形。
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