optimum operating condition

基本解释

Results show that there are different optimum swirls in different ranges of diesel engine operating condition.
试验结果表明，发动机在高、低速区的最佳进气涡流强度是不同的。
It is matters of common concern for shipping circles how to run at lower speed for the diesel engine and not to make it deviate from its optimum operating condition a lot.
如何做到降速的同时，又不使柴油机偏离最佳工况太多，是航运界共同关心的问题。
Through the analysis of the experimental data, discussed the optimum condition and the practical operating rules of the phthalic anhydride catalyst loading, and the scientific testing after loading.
以实践中取得的真实数据，探讨了苯酐催化剂装填的最佳条件、装填的实际操作规程、装填后催化剂科学测试等几方面难题。