light curtain造句

• Time tunnel , light curtain effect
  时光隧道，光幕等效果。
• Cedes ' safety and automation business is a leading supplier of safety and measuring light curtains , as well as other safety and non - safety optoelectronics , control units and related accessories for industrial applications
  Cedes公司的安全和自动化业务是工业应用的安全和测量光幕以及其他安全和非安全性光电、控制设备及附件的领先供应商。