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- The sensitivity and signal to noise ratio(S/N) of multizone inspection were measured from a series of flat bottom holes,and C-scan images of a forged P/M superalloy sample were also provided. 针对大厚度粉末高温合金材料中微缺陷的检测难题,采用多区聚焦检测技术,对粉末高温合金微缺陷试样进行了检测灵敏度、信噪比和C扫描成像试验,并与普通单一探头聚焦检测结果进行比较。
- Measurement of Thickness of Glass Fiber Reinforced Plastic Flat Bottom Hole Sample by Infrared Thermal NDT 玻璃钢平底洞缺陷试件红外热波检测方法
- This is the BHA[bottom hole assembly] log. 这是井下钻具组合的记录本。
- The channel must have a flat bottom. 沟道的底要平。
- Make up bottom hole assembly (BHA). 组合下部钻具。
- The river slows on the flat bottom. 河水在平坦的河床上减慢了流速。
- As a result,the short hole shrinkage method with flat bottom structure was employed to mine the stope firstly,then stoping ore pillar by medium length hole caving method. 后沟金矿采用平底结构浅孔留矿法先采矿房,后用中深孔崩落法回采矿柱,经两年多的生产实践,取得较好的技术经济指标。
- Please pull out of hole and change bottom hole assembly! 请起钻,换下部钻具结构!
- A small, open container, usually with a flat bottom and a handle, used for drinking. 杯子一种小型的开口容器,通常有一个平底和柄,用来喝水
- A round,shallow cooking or serving dish with a flat bottom and sloping sides. (上菜用的)平底浅盘有一敞口圆形底的浅菜盘或鱼盘。
- A round, shallow cooking or serving dish with a flat bottom and sloping sides. (上菜用的)平底浅盘有一敞口圆形底的浅菜盘或鱼盘
- A boat with a flat bottom and square ends used for transporting freight on inland waterways. 平底船用于在内陆河道上运送货物的平底方边船
- Computer simulation of drillstring axial vibration and online monitoring of bottom hole condition. 钻柱轴向振动仿真与井底状态监测方法探讨。
- According to this problem,this paper proposes a modified isochronal well test with bottom hole liquid loading. 针对这个问题,提出了一种存在井底积液时的修正等时试井资料解释方法。
- Bottom hole pressure changes complicatedly in suction well of double porosity reservoir. 双重孔隙介质油藏油井抽汲生产将使井底压力变化十分复杂。
- A kind of rotary steering stabilizer used in a common rotary bottom hole assembly to control well path was developed. 在普通旋转钻具的基础上,研制了一种旋转的近钻头稳定器,它可以将钻柱稳定在井眼截面的需要位置,以控制井眼轨道。
- A small,open container,usually with a flat bottom and a handle,used for drinking. 杯子一种小型的开口容器,通常有一个平底和柄,用来喝水
- The basic assumptions, equations and boundary conditions for bottom hole assembly (BHA) analysis were discussed. 讨论了下部钻具组合分析的基本假设、基本方程和相应的边界条件。
- The Cutthroat Flume with Flat Bottom Can be Used in the Channel Flow Measurement with or without Sediment. 平底矩形无喉道量水槽是在巴歇尔量水槽基础上加以改进,研制成的新型量水槽,结构简单、工方便、算简捷,适用于清水和引黄多泥沙渠道量水。
- A metal appliance with a handle and a weighted flat bottom, used when heated to press wrinkles from fabric. 熨斗带有把手和沉重平底的金属器具,加热后用来压平织物上的褶被