operating running characteristic
运行特性
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The running characteristic of oil pipelines injected with depressant (PPD-ed) and pump operating characteristic are analyzed and an operation optimization model for oil pipelines is established.
对加降凝剂原油管道的运行参数和泵站的运行特性进行了分析，建立了原油管道的运行优化模型。
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