铸制声音信号铃的英文

• standard specification for bell cast sound signalling

• 铸:    cast; coin; make
• 制:    make; manufacture
• 声音:    sound; voice
• 信号:    signal; semaphore; gun
• 声音信号:    acoustical signal; audio-signal; sig signal; sound signal

例句与用法

1. Standard specification for bell , cast , sound signalling
   铸制声音信号铃
2. Specification for bell , cast , sound signaling
   铸制声音信号铃规范