例句與造句

1. Railway transport equipment . railway vehicle signalling . removable signalling . signal bracket . characteristics
   鐵路運輸設(shè)備.鐵路車輛信號裝置.可移動信號裝置.信號燈支架.特性
2. Railway transport equipment . signalling equipment for rail vehicles . removable signalling . flag bracket and signal bracket
   鐵路運輸設(shè)備.鐵路車輛的信號設(shè)備.可移動信號裝置.信號旗支架和信號燈支架
3. It's difficult to find signal bracket in a sentence. 用signal bracket造句挺難的