The results show that the best operating region of HCCI engine is related to the engine load, speed, and the mixture excess air ratio.
研究结果表明：均质充量压缩着火发动机的最佳工作范围与发动机转速混合气过量空气系数和负荷有密切的关系；
It is the key to realizing high deposition rates MAG process with non-helium in shielding-gas mixture to acquire stable metal transfer mode in the region of high continuous current.
在连续大电流区间获得稳定的熔滴过渡形式才是采用无氦混合气体保护实现高熔敷率MAG焊工艺的核心问题。
The mixture is subsequently irradiated with light having a wavelength in the visible region.
随后的混合物具有照射在可见光范围波长的光。
The yield of the annual forage and feed crops mixture grassland in agro-pastoral transitional zone of Yanmenguan region in Shanxi was studied.
研究了雁门关农牧交错带不同一年生牧草及饲料作物混播草地的产草量。
The results indicate: 1. In alpine region, the productivity of the grassland can be improved by establishing mixture grassland of cultivated perennial grasses.
结果表明：1.在高寒地区，通过建植多年生混播禾草人工草地可达到提高草地生产力的目的。
Effect of the annual forage and feed crops mixture at different rate and sow methods in the Shanxi region of agro-pastoral transitional zone was studied.
研究了雁门关农牧交错带不同一年生牧草及饲料作物混播草地的产草量。
Additionally, the semi-mixture model could be efficiently applied in forecasting N and P losses of these cropping lands in this region.
不完全混合模型可很好应用于研究区域农耕地氮、磷流失。
The separation of n-pentane, n-hexane and n-heptane mixture with the dividing wall column(DWC) was simulated with commercial software HYSYS, and the optimized operation region was obtained.
以正戊烷、正己烷和正庚烷为分离物系，在简捷计算结果的基础上，利用商业模拟软件HYSYS研究了进料热状态、进料组成和相对挥发度等进料性质对立式隔板塔操作的影响。
The separation of n-pentane, n-hexane and n-heptane mixture with the dividing wall column(DWC) was simulated with commercial software HYSYS, and the optimized operation region was obtained.
以正戊烷、正己烷和正庚烷为分离物系，在简捷计算结果的基础上，利用商业模拟软件HYSYS研究了进料热状态、进料组成和相对挥发度等进料性质对立式隔板塔操作的影响。
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