以下为句子列表：
英文: Halliburton offers a broad array of products and services to upstream oil and gas customers worldwide, ranging from integrated software and services to drilling tools, logging, and perforating technology, from manufacturing of drill bits and other downhol
中文: 哈里伯顿公司自二十世纪七十年代末即开始同中国石油工业的合作，与中石油、中石化、中海油等公司有十分密切的业务关系，目前是中国石油勘探和开发领域最大的设备和服务提供商之一。
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英文: Now the improved and optimized proper accessories such as shock absorber, pass-by sub, perforating materials, detonating device and packings, etc. , meet the above needs in this kind of wells.
中文: 通过改进和优化减震器、旁通接头、射孔器材、起爆装置以及密封件等器材，满足了高温高压超深井射孔测试联作的要求。
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英文: Objective: To evaluate the relationship between the ultrasonic features of perforating veins (PVs) and the clinical stages in patients with venous insufficiency of lower extremities.
中文: 摘要目的：探讨下肢静脉功能不全患者小腿交通静脉超声改变与临床表现的关系。
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英文: This machine is mainly used in strip-perforating of PE film and EVA film and in other raw materials production.
中文: 本机主要用于PE膜，EVA膜的打孔，同时也可用于其它母材的生产过程。
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英文: This paper analyzes the repairing feature on perforating casing and presents a new procedure that the root of perforating hole is covered by a little block age plate and then repair welding is carried out.
中文: 通过对射孔枪管修复特点的分析,提出了先利用小堵板盖住射孔眼的根部,再进行补焊的新工艺,实现了枪管的重复利用,为油田同类产品的修复提供了宝贵经验。
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