The basic principle and hypothesis are analyzed on the Z D and Q D combustion models of the diesel engine.
分析了柴油机零维、准维燃烧模型的基本原理和假设；
In particular, some upper bounds of the vertex arboricity of the integer distance graph G(Z, D) are obtained when D is a set of positive integers and Z the set of all integers.
特别地，当D是某正整数集合，Z是整数集时，得出了整数距离图G（Z ，D）的点荫度的几个上界。
DCS-Z-D-50 double-bucket packaging scale has quick packaging and high accuracy. It is digital, readable, easy maintenance.
DCS-Z-D-50 双斗包装秤，包装速度快，计量精度高，数字显示，直观易读，稳定可靠，维护方便。
DCS-Z-D-50 double-bucket packaging scale has quick packaging and high accuracy. It is digital, readable, easy maintenance.
DCS-Z-D-50 双斗包装秤，包装速度快，计量精度高，数字显示，直观易读，稳定可靠，维护方便。
应用推荐