The double stapling technique is safe, and easily performed for colorectal anastomosis in deep pelvis, and it can enhance the rate of anal-saving operation in low rectal carcinoma.
The detection technique has many advantages such as speediness, continuation, high resolution rate, non-pollution, safe and convenient operation, etc.
该检测方法具有快速、连续、分辨力高、无污染和操作安全简便等优点。
3
A speed generator is usually applied to measure speed of high power hydraulic machine. But the way has a higher fault rate and affects the safeoperation of the machine.