同盟军于7月2日向联邦军的左右两翼发动全面进攻，并且略有收效但并没有取得实质性胜利。
The Confederates attacked both the Union left and right on July 2 and achieved some gains but no victory.
对胜利渤南油田多年使用的旋翼式流量计(高压水表)在结构设计、加工装配质量以及计量范围等方面存在的问题进行了分析。
The analysis is offered to the problems existing in the aspects of structure design, processing assembly quality and measurement range of rotor flow-meter used in Bonan oilfield for many years.
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