中級修了証あり
Flexible Riser Installation
With this course, people with learn all the necessary vocabularies for a riser installation campaign.
8 レッスン8 時間0 受講者5 コイン/月
コースの内容
(8 レッスン)
With this course, people with learn all the necessary vocabularies for a riser installation campaign.
コースの内容
(8 レッスン)