Перепишите и переведите предложения, обращая внимание на употребление Participle I .

маша в категроии Английский язык, вопрос открыт 20.11.2017 в 03:58

Подчеркните причастия I в английских предложениях и в переводе.
1. The single-phase system involves the use of the open-air transforming stations requiring no attendance.

2. Using the three-phase system makes it possible to make trains on descending grades send energy back into the overhead wires for utilizing it by trains up the ascending grades.

3. The d.c. (direct current) system and a.c.(alternating current) system being considered here clearly show their advantages and disadvantages.