regulation
(1)调整，调节
(2)控制
(3)规章，条例

• sound pick-up
• sound-ranging
• sound recording
• sound recording system
• sound reproducer
• sound reproducing
• sound track
• source
• Source Decoder
• source-detector matching
• source of point
• source of waves
• southern hemisphere
• space
• space acuity
• space background
• space-bandwidth product
• spaceborne lidar
• spaceborne sun pumped laser
• space charge
• space coherence
• space coordinate
• space-coupling
• spacecraft
• space curve