Negative pressure production is an effective technology used in oil production engineering to increase productivity.

负压采油技术是采油工程中用以增加产量的一种有效手段；

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PR's are raised during the Production engineering/breakdown phase of a contract by Drawing office and/or Production Engineering personnel.

在合同生产工程/细目分类阶段，由图纸办公室和/后生产工程人员提出请购单。

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Ship piping system design has five consecutive phases: preliminary design, detail design, production engineering, and system-support information.

船舶管系设计由五个连续的阶段组成：初步设计、功能设计、详细设计、生产设计和系统支持信息。

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Lifetime employment once made sense, says Mr Murayama, because the company's strength lay in production engineering, and the ability to innovate through small engineering improvements requires a good deal of experience.

ECONOMIST: Putting the bounce back into Matsushita | The

The Detroit News and Detroit Free Press both reported Friday that GM is moving the engineers -- who have been working on the fuel-cell technology in the company's advanced development laboratories division -- to the company's core production engineering division, which designs vehicles to be brought into production.

CNN: GM takes step toward fuel-cell car

Boeing's chairman, Phil Condit, says that Boeing tried to accelerate its production too fast, without changing a production-engineering system that had barely altered since the second world war.

ECONOMIST: Aerospace