The fuselage is round and tapered front and rear with a pointed nose and tail cone and a belly fin.
圆形机身和锥形前部和尾部采用一个尖形前鼻和尾锥和一个腹鳍。
It is pointed out that like the barrel type piercer process, the control of the cone type piercer roll speed is also very important.
指出了锥形辊穿孔机也要和桶形辊穿孔机一样，要重视对穿孔机轧辊转速的控制。
It is pointed out that like the barrel type piercer process, the control of the cone type piercer roll speed is also very important.
指出了锥形辊穿孔机也要和桶形辊穿孔机一样，要重视对穿孔机轧辊转速的控制。
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