According to Para. H, the following conclusions are correct, EXCEPT _____.
A: Compared with conventional surgery, the risks of laser surgery are less, which nevertheless depend quite a lot on the skills of individual surgeons.
B: Compared with conventional surgery, the time for training to master laser operations is long.
C: As for laser operations, a calm temperament and steady hands are as vital as extensive training.
D: As for laser operations, severe permanent damage to soft tissue is unavoidable.
A: Compared with conventional surgery, the risks of laser surgery are less, which nevertheless depend quite a lot on the skills of individual surgeons.
B: Compared with conventional surgery, the time for training to master laser operations is long.
C: As for laser operations, a calm temperament and steady hands are as vital as extensive training.
D: As for laser operations, severe permanent damage to soft tissue is unavoidable.
举一反三
- _____ being used in industry, laser can be applied to operations in the hospital. A: Except for B: Furthermore C: In addition to D: In spite of
- Which<br/>of the following methods is not a minimally invasive treatment for<br/>cancer treatment?() A: Cryogenic<br/>interventional surgery B: Radiofrequency<br/>probe hyperthermia C: laser ablation D: traditional Chinese medicine (TCM)
- Which is NOT the correct description about Laser? A: It stands for Light Amplification by Stimulated Emission. B: It’s a beam of light energy. C: All the light waves in a laser are emitted in the same rhythm. D: The light waves in a laser are of different wavelengths.
- A laser weapon is a directed energy weapon that uses a directionally launched ( ) to directly damage or invalidate the target. A: Laser beam B: Electric current C: Missile D: Bullet
- This is the basis of a laser oscillator(激光振荡器), or laser as it is more simply known.