Je was op zoek naar: process streamlining (Engels - Japans)

process
手順

& process
プロセス(p)

"his process."
過程ね...

physical process
物理的過程

assessments, process
過程評価(保健医療)

- mortification process?
"浦島"とは？

what you did with the streamlining was fantastic.
流線型も すばらしかったんですが

mars atmosphere is so thin, you don't need a lot of streamlining.
火星の大気は薄いから 船体は流線型の必要はない