Objective: to study the method of laparoscopic bile duct exploration and extraction of bile duct stones.
目的：探讨腹腔镜下胆总管探查胆道取石的方法。
Oil is particularly abundant in some regions of the world, but its exploration and extraction is expensive and not much easier.
石油是在世界一些地区特别丰富，但其勘探和开采是昂贵的，而不是更容易。
A report in The Wall Street Journal Sunday showed that despite falling prices, investors are still eager to fund oil exploration and extraction efforts here in the U. S.
《华尔街日报》上周日指出，尽管油价不断下跌，投资者仍然很愿意为美国的石油勘探和精炼提供资金。
"The reason BP and other oil companies have to push the limits of technology in exploration and extraction is that they have no other option remaining," says geologist Bitzer.
“英国石油公司等之所以拼命开发勘探钻探技术，是因为他们别无选择。”地质学家比泽尔说。
In fact, the process of extraction and synthesis of ore-finding information is also a process of establishing a digital pattern for mineral exploration.
事实上，致矿信息提取与综合的过程亦是数字找矿模型建立的过程。
Crude oil extraction process is mainly divided into exploration, drilling, production, and distribution of underground work.
原油开采过程主要分为勘探、钻井、采油、井下作业和输送。
The Group is involved in prospecting, exploration, extraction, refining, and metallurgical processing of minerals and production, marketing, and sale of base and precious metals.
集团的业务涉及勘探、探测、开采、提炼、矿物的冶炼加工以及生产，还有基本金属和贵金属的销售。
Methods Giving statistical analysis to 733 cases of choledochus exploration and 16 cases of choleperitoneum after the extraction of T-tube, and research the history and complications.
方法对收治的胆总管探查733例，拔T 管后引起胆汁性腹膜炎16 例的统计学分析、病史的探讨及合并症的研究；
This paper has a further exploration and study of visual feature extraction depending on analyzing correlative technology of the automatic annotation.
本文通过分析图像语义自动标注的相关技术，深入探讨和研究了图像视觉特征的提取方法。
The company's major businesses include exploration, well-drilling, extraction, and marketing of domestic oil fields.
是以国内的油田勘探、钻井、采油生产销售为主营业务。
In the oil and gas exploration field, high-resolution seismic wavelet extraction technology is the important research project, which is urgent to be solved.
高分辨率地震子波提取技术是油气地震勘探领域高分辨率处理技术亟待解决的重要研究课题。
In the oil and gas exploration field, high-resolution seismic wavelet extraction technology is the important research project, which is urgent to be solved.
高分辨率地震子波提取技术是油气地震勘探领域高分辨率处理技术亟待解决的重要研究课题。
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