脉冲功率密度直接影响烧蚀凹坑深度。

Pulse power density directly influences ablation crater depth.

功率密度这个因素要比,轻水反应堆低10倍。

The power density is about a factor of ten lower than in the light water reactor.

目的观察高功率密度毫米波照射对大鼠免疫功能的影响。

Objective To elucidate the effects of high powered density millimeter wave irradiation on immune function of rats.

综合设计和开发活动的目标是为了进一步改善功率密度，提高能量效率并减少制造成本。

The objective of the integrated design and development activity is to further improve power density, increase energy efficiency, and to reduce manufacturing cost.

材料之间的结合决定了电池的特性，包括它的能量和功率密度，以及安全性、使用寿命和成本。

The combination of materials determines the characteristics of the battery, including its energy and power density, safety, longevity and cost.