The main drive actuating parts of LD-120 five-high tube cold rolling mills include the main motor, belt driving system, rotary feed-in case, intermediate bed and main driving system.
The block diagram of intermediate frequency feed thru nuller is given.
给出了设计中频对消器的原理框图。
3
During the later period of the test, amylase activity in foregut of intermediate protein content feed group is significantly higher than that of high protein content group.