NASA will use the resulting flight data to evaluate the performance of key Orion systems, including the craft's heat shield and descent systems.

NASA希望利用飞行数据结果，以评估关键系统性能的猎户座，包括航天器热盾和下降系统。

youdao

Discusses the concrete performance, causing mechanism and solving method of the performance descent of centrifugal refrigerating unit.

探讨了离心式制冷机组性能下降的具体表现、产生机理和处理方法。

youdao

The stochastic parallel gradient descent (SPGD) algorithm can optimize the system performance indexes directly to correct wavefront aberration.

随机并行梯度下降(SPGD)算法可以对系统性能指标直接优化来校正畸变波前。

youdao