low test gasoline 低级汽油
The cyclic variation of the combustion pressure in the cylinder of a four-valve gasoline engine was analyzed at low speed and light load with the CB-466 combustion analyzer on the engine test-bed.
在发动机试验台上，用CB-466燃烧分析仪对四气门汽油机低速低负荷燃烧压力循环变动进行了试验研究。
In plain English, we've been running high-compression engines on low test gasoline with no problems and have no ideas when we'll stop climbing on the compression rations.
在简单易懂的英语，我们已经运行的高压缩比引擎，低测试汽油没有问题，也没有任何想法时，我们会停止攀登上压缩口粮。
The nitriding process comprises the following steps: cleaning the test piece again with the gasoline or acetone, or blowing sands on the test piece with low wind pressure fine sands;
氮化处理工艺是将试件再次用汽油或丙酮清洗干净，或用低风压细沙进行吹沙；
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