随着激光技术的飞速发展和应用，激光对光学材料的损伤日益严重。
With the fast development and wide application of laser technology. The laser induced damage to optical materials was more and more serious.
尤其是虚拟现实技术的飞速发展和应用的普及，情境和虚拟情境的教学意义上的研究显得十分必要且意义十分重大。
Specially, with the development of virtual reality technology, the study of situation and the teaching significance of virtual situation seem to be very necessary and also important.
如果技术的传播和应用发展得更快，工人们将不得不持续更新他们的技能。
If technological diffusion and implementation develop faster, workers will have to constantly refresh their skills.
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