PX：X压力

英文缩写词PX的例句

1. The combustion characteristics of a single cylinder, four stroke, direct injection diesel engine are measured and the impact of the fuel supply angle on timing of combustion and peak pressure and pressure rise and characteristics of NO x emission are analyzed.
2. 实测柴油机的燃烧过程，分析供油提前角对燃烧始点、最高燃烧压力、缸内最大压力升高率及相位和NOx排放的影响。
3. It is found that the cylinder pressure and maximum pressure rise of diesel engine and NO x emissions increase when the fuel supply angle increases.
4. 结果表明，供油提前角提前，柴油机燃烧始点提前，最高燃烧压力增大，其相位相应提前，最大压力升高率增大，NOx排放增大；
5. The calculation method of primary wave and second wave speed were studied when the oil saturation and effective pressure of unconsolidated sandstone reservoir with high porosity in X Oilfield changed.
6. 研究了X油田高孔低胶结砂岩储层在含油饱和度和压力变化时纵、横波速度计算方法，并将计算数据与实际测井资料进行了对比。
7. The cylinder pressure of a dual fuel engine and its NO x emission will increase, but the exhaust temperature, and the HC and CO emissions will decrease, when the advance angle of fuel supply is increased.
8. 供油提前角提前时，双燃料发动机气缸压力变大、NOx排放量增加、HC和CO排放量减少、排温降低。
9. The shrinkages of green bodies in X, Y, Z directions were measured. The results show that under the same pressure, there is no difference of shrinkage in X and Y directions, and does not change with the height.
10. 结果表明，同一压力下，坯体X向和Y向收缩率一致，并且不同高度处的X、Y向收缩率无明显差异。