The software has realized the energy analysis of crude oil gathering system, water-injection system, steam-injection system, artificial lift system and main equipments.

软件基本实现了原油集输、注水、注汽以及机械采油等系统及其主要设备的能量分析。

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The key points of reversal installation, the lift system of oil tank, the gin pole using in reverse installation and chain block used in assembling gin poles and molding bed are discussed in detail.

尤其对倒装法的施工关键—油罐的提升系统 ，对倒装时用抱杆、组装抱杆与胎模时用倒链作了详细的叙述。

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Test results show that the hydraulic valve actuation system can realize continuously variable valve lift and the early intake valve closing by changing the time of oil pressure release.

通过实验证明这种液压气门机构可通过改变泄油初始相位角实现进气门最大升程和进气迟闭角的连续可变。

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