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core barrel rod 导向钻杆
The new unit adopts hollow sucker rod working with pump and as fluid passage instead of conventional sucker rod, and uses a new hanger to fix the one-piece barrel rod pump on the casing wall, improving the operation stability of the subsurface pump. 针对这种情况，大港油田新世纪机械制造有限公司研制成功一种新型无油管采油装置，这种装置以空心抽油杆代替实心抽油杆带泵工作并兼作出油流道，还通过一种新型悬挂器将整筒抽油泵固定在套管壁上，提高了抽油泵的工作稳定性。
After having completed the model analysis of the pressurized water reactor (PWR) core barrel in an l:10 model, the dynamic characteristics are obtained. 在反应堆1:10模型上进行了堆芯吊篮结构的空气和静水中模态分析试验,获得动态特性。
The application of two types of self designing and developing core barrel in tertiary sandstone containing shingle and conglomerate of Songliao Basin was introduced. 介绍了自行设计加工的2种取心钻具在松辽盆地第三系含砾砂岩、砂砾岩层的应用情况。
Run in hole core barrel. 下取芯筒。
Raising the stability of outer core barrel is the main approach to extend the life of core bit and to raise core recovery and the footage of single core barrel. The outer core barrel with centralizer is an effective method to raise its stability. 提高外筒稳定性是延长取心钻头寿命、提高岩心收获率及单简进尺的最主要途径,而外筒加扶正器是提高其稳定性的有效方法。
The test and popularization results of the method of putting in stalk through pulling apart core by Using the long core barrel in Sichuan hard rocks are simply presented in this article. 本文简要介绍了拨断岩心接单根方法在四川硬地层长筒取心中的试验和推广效果。
Core barrel blockage usually occurs in the unconsolidated and broken sand formation coring.If this is not detected in time then the core will be worn out easily, and the data will be lost. 在疏松及破碎砂岩地层取心时,经常会遇到的问题是堵心或卡心,若没有及时发现容易磨心,使资料丢失。
Research of Core Barrel Blockage Alarm Device 堵心监视装置的研制
Core barrel heads for core drills 岩心钻岩心管接头
Stationary barrel rod pump with separately-fixed anchor and seal ring 支撑固定与密封分置的定筒杆式抽油泵研制
Core barrel with rubber container 橡胶套岩芯桶
Core barrel with rubber core container 橡胶套岩心筒
Core drilling with long core barrel 长筒取心
Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
I bought a new fishing rod last Sunday. 上星期日我新买了一个鱼竿。
HZ308 Multi-Function Core Barrel HZ308多功能取心钻具
single swiveling double-tube core barrel 单动双管取心器
The movable target on a leveling rod. 视准器水准尺上可移动的目标
The rod bent as he pulled in the fish. 当他把鱼拉上来时，鱼竿都弯了。