英语释义

1. a central and often foundational part usually distinct from the enveloping part by a difference in nature
the core of the city : such as

2. the usually inedible central part of some fruits (such as a pineapple) especially the papery or leathery carpels composing the ripened ovary in a pome fruit (such as an apple)

3. the place in a nuclear reactor where fission (see fission entry 1 sense 3) occurs

4. an arrangement of a course of studies that combines under basic topics material from subjects conventionally separated and aims to provide a common background for all students
core curriculum

5. the portion of a foundry mold that shapes the interior of a hollow casting

6. a vertical space (as for elevator shafts, stairways, or plumbing apparatus) in a multistory building

7. a computer memory consisting of an array of cores strung on fine wires broadly the internal memory of a computer

8. a tiny doughnut-shaped piece of magnetic material (such as ferrite) used in computer memories

9. a mass of iron serving to concentrate and intensify the magnetic field resulting from a current in a surrounding coil

10. the central part of a celestial body (such as the earth or sun) usually having different physical properties from the surrounding parts

11. a nodule of stone (such as flint or obsidian) from which flakes have been struck for making implements

12. the conducting wire with its insulation in an electric cable

13. a basic, essential, or enduring part (as of an individual, a class, or an entity)
the staff had a core of experts the core of her beliefs

14. the essential meaning gist
the core of the argument

15. the inmost or most intimate part
honest to the core

16. a part (such as a thin cylinder of material) removed from the interior of a mass especially to determine composition

17. to remove a core (see core entry 1 sense 1a) from
core an apple

18. a group of people

19. Congress of Racial Equality

20. to remove a core from (a fruit)

21. the usually inedible central part of some fruits (as a pineapple or pear)

22. the central part of a heavenly body (as the earth or sun)

23. the central or most important part of something
the core of a golf ball the core of a problem

24. to remove the core from
core an apple

25. the central part of a body, mass, or part

片语

coring equipment取心设备

oriented coring定向取心

coring procedure取样步骤

coring bit取芯鉆头

mechanical coring机械式取心

coring operation核心业务

underwater coring水下取心

directional coring定向取心

coring method取心方法

coring tool[地质] 取心工具；巖心提取器；取芯工具

英汉例句

• the ground lifting machine for coal seam gas coring drill is required to be speedy and powerful.

  对与煤层气井用绳索取心鉆具配套使用的地面升降装置要求提升能力足、提升速度快。

• diamond coring bits are utilized for core drilling.

  在取芯鉆井井段，选用金刚石取芯鉆头。

• jack「s mother stood at the table coring apples with a sharp, serrated instrument. 「you come again, 」 she said.

  杰克的妈妈用削皮器削着苹果，对他说：「你可得再来啊。」

• by monitoring and analysing hydrocarbon gas and its compositions of the formation. the coalbed depth can be predicted and coalbed coring position can be clamped.

  气测录井过程中，通过对地层中烃类气体及组分监测分析，可以预测煤层出现的井深，卡準煤层取心位置。

• there are lots of drilling and coring difficulties for exploration engineering in complex formations.

  复杂地层的鉆进与取样问题一直是鉆探行业的一个技术难题。

• working principle and structural features of syzx75 wire-line coring hydro-hammer are presented.

  介绍了syzx75型绳索取心液动潜孔锤的工作原理及结构特点。

• in addition, the mechanism of the counter circulation type continuous coring (sampling) device is analysed.

  分析了反循环连续取心（样）的机理。

• two patent technologies about apparatus for pressure coring are introduced and some achievements of china in this field are enumerated . at last , some questions are brought forward.

  介绍了美国和中国的两种保温保压取芯鉆具的专利技术以及国内在此领域取得的一些成就，提出了一些设想。

• this paper mainly introduced the casing program of the coalbed gas well, drilling parameter, coring tool and technologies and so on.

  文中主要介绍了煤层气井的井身结构、鉆井参数、取心工具和工艺等。

• this paper briefly introduces the design of sdq-91 directional coring apparatus, selection of sdq-91 borehole measuring instrument and its improvement.

  介绍了sdq-91型随鉆测量定向取心鉆具的特点、定向取心器的研制、随鉆测量仪的选型与改进等。

• glass steel coring tool is specifically developed for improving the core recovery of conglomeratic weak formation and the core integrality in liaohe oilfield.

  玻璃钢取心工具是专为提高辽河油田含砾石松散地层取心收获率和巖心完整性而研制的。

• we are coring at different sites on the glacier. this coring enables us to measure the height of accumulated snow.

  我们位在冰河不同地区的核心，这个核心能让我们测量雪量累积的高度。

• micro fine migration in unconsolidated sandstone reservoir under conditions of stress and stress-free is studied by using cold coring samples from such reservoirs in block g of suizhong36-1 oilfield.

  利用绥中36-1油田g区块油藏冷冻取心巖样，研究了疏松砂巖油藏在无应力和有应力条件下微细粒运移的特征。

• in order to maintain the project schedule it is important that the coring operations be carried out as efficiently and trouble free as possible.

  为了维持项目时间表，高效地而且无故障地进行取巖心作业是很重要的。

• gudao oilfield has so loose a lithology that the distribution of oil and water can」t be identified by means of the conventional coring method.

  孤岛油田巖性极为疏松，用常规鉆井取心的办法不能较好地分析和认识油层的油水分布规律。

• it is used to treat well accident and used to be on the way test in drilling and coring operation.

  它适用于井下事故处理，也使用于鉆井和取心的中途测试。

• in many medium-hard rock stratums, carbide alloy bit and steel ball percussion tools can be used together for higher rop and better coring result with borehole deflection preventing.

  在大量遇到的中硬巖层中采用硬质合金鉆头+球体沖击器实现回转沖击鉆进可明显提高机械鉆速和取心效果，并防止孔斜，具有很好的推广前景。

• the wire-line directional drilling and coring technology can take cores and drill directionally without using down-hole motors.

  绳索取心技术因其鉆进效率高而广泛应用，但其无法实施定向作业。

• sidewall coring techniques are used in field development to determine the watered out degree.

  将井壁取心技术应用于油田开发中，评价油层的水淹程度。

• we need a logging system which can join a variety of downhole tools together to do such jobs as completion well, cement bond and perforation coring based on geological characters in nanxiang basin.

  根据河南油田南襄盆地的地质状况，需要一套测井系统配接能够完成完井、固井和射孔取心等多种测井任务的各种井下仪器。

• the geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.

  地质学家需要知道鉆头已达到什么样的巖层了，所以时时要用取鉆芯头那样。

• however, ancient giant sequoias can have trunks that are 30 feet in diameter -- far too big to be sampled using even the longest coring tools, which are only three feet long.

  然而，古代巨型水杉木的树身可以长到直径30英尺——即使最长的年轮取芯工具（长度只有3英尺）也无法顺利取样。

• this paper introduces geochemical analysis into development field, uses geochemical pyrolysis analysis of sidewall coring in evaluation and remaining oil potential tapping in watered out zones.

  将地球化学分析技术引入开发领域，应用井壁取心的地化热解分析方法在水淹层评价、剩余油挖潜方面做了一些尝试性工作。

• this algorithm makes use of lowpass filter and coring circuit to suppress small noise; utilizes adaptive clamping to eliminate ringing effect and 「wrong colours」.

  介绍一种色度瞬态校正的改进算法，该算法利用低通滤波和核化降噪抑制噪声的影响，采用自适应限幅来消除振铃效应和假色现象。

• keys of coring in cbm wells are high recovery, short trip out time and more quickly to be held.

  煤成气井取心要求高收获率、尽可能短的提鉆时间和出筒与装罐时间。

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