см. тж. впервые
• Early investigators believed anauxite to be ...
• A succession of pioneering storage-ring projects was built at Novosibirsk.
• The data came from the pioneering work of A.
• Early airships were moved around on the ground by crews of many men.
• Race and ball surfaces of the bearings are the first to show attrition.
• Military aircraft pioneered flying in bad weather.Источник: Русско-английский научно-технический словарь на Gufo.me