Ví dụ về việc sử dụng When drilling trong Tiếng anh và bản dịch của chúng sang Tiếng việt
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Damage when drilling a mirror- normal or not?
Primarily, the switchable impact function is used when drilling in stone or concrete.
So when drilling holes to take steps as follows.
It is especially efficient and fast when drilling in hard and medium-hard rock.
Inevitably, when drilling with OBM, rock cuttings are contaminated with oil from the muds.
The water mist system is theideal tool for stabilizing hole walls when drilling in poor rock conditions.
It is important when drilling in soft formations.
When drilling, the point of the drill must be relieved so that it does not rub the material.
But easy to wear when drilling abasive formations.
Dedusting system guarantee both operator and environment green,90% dust collected/covered when drilling.
Very helpful when drilling on dark and poorly lit areas.
Four processing position, 12 rapid hydraulic clamps, capable of clamping four sets of work pieces,and downloading work pieces when drilling simultaneously.
When drilling a 3/16" diameter hole, a speed of about 40/FPM could possibly be used, and the feed should be about .002" to a.
According to a new NASA announcement,two specimens that Curiosity found when drilling two rock targets were named Aberlady and Kilmarie.
When drilling holes for screws, you must make the hole larger than the screw itself to allow for expansion and contraction of the material.
The high-quality atomizing cooling system is of high quality that ensures the cooling andlubricating when drilling so that it can prolong the drill's life.
When drilling deep under the ocean, different materials are pulled out within the same riser, resulting in oil, water, gas and sand in the same pipeline.
Exploratory prospecting by oil companies as far back as the1970s had occasionally discovered freshwater when drilling for the fossil fuel, so scientists knew something was down there;
When drilling in hard rock, you should use carbide drill to drill a hole of 300mm depth, and then use diamond-impregnated bit.
Senior bomb disposal officer Jimmy Yuen said the disposaltook a long time because of technical problems when drilling holes into the bomb and because of the large amount of explosives inside it.
When drilling two or more stacked plates or a bridge structure that has double-layered steel, always specify a cutter with stack cut tooth geometry.
The drilling rig structure is compact, it has a telescopic compensation function when promoting the side carriage,the slide carriage supported on the ground when drilling, the drilling stability is very good.
In oil or gas well drilling, loss circulation occurs when drilling fluid, known commonly as“mud”, flows into one or more geological formations instead of returning up the annulus.
Highway guardrail with multi functional highway Guardrail pile drive the use of new hydraulic technology to facilitate the well eye transmission The piling structure is compact while themast has an adjustable compensation function when drilling the mast With the support of the ground wellbore stability is good The machine hydraulics can be….
When drilling in the rock layer, the rig adopts DTH hammer for penetration and compressed air for cleaning, the penetration speed being dozens of times quicker than conventional mud rotary drilling rigs.
The machine equipped with chip removal carriage,this carriage on the bottom of the main machine, when drilling, the chips drop into the carriage, the carriage have pulley, when the carriage is full, with the help of crane lift the carriage to clean up.
When drilling BOP is a device installed on the head of wellhead casing to control blowout of high pressure oil gas and water When the oil and gas pressure in the well is high the blowout preventer can close the wellhead When the heavy mud is pressed….
High rotary speed is suitable for medium hard, complete rock formation;In broken, fractured,mixed formations with high vibration when drilling, drillers should slow down the rotary speed according to the broken level of the rock;in the soft formations with high drilling efficiency, in order to keep cooling and carry out the cuttings, the penetration speed needs to be limited, as well as the rotary speed.
Why scraping mud when drilling pipe is taken out Because if the mud is not scraped when drilling the mud adhering to the drill pipe will dry out and the mud wrapped on the drill pipe when drilling will affect drilling Drill Pipe.