开关型 SPD | |
commun. railw. | switching type SPD |
WRU 信号 | |
IT | who-are-you |
Y信号 | |
IT | Y signal |
信号 | |
anim.husb. | signalment |
econ. | signals |
hydroel.st. | sign |
met. | annunciation; command; indication; signalling |
| |||
switching type SPD |
开关型 : 76 phrases in 23 subjects |