【单选题】________ the bridge, and you’ll see the elephants.
【单选题】The place _____ the bridge is supposed to be built should be _____ the cross-river traffic is heaviest.
【单选题】设备发生有形磨损的后果是( )
A.
性能、精度、运行和维修费用不变,使用价值不变
B.
性能、精度降低,运行和维修费用增加,使用价值不变
C.
性能、精度降低,运行和维修费用不增加,使用价值降低
D.
性能、精度不变,运行和维修费用减少,使用价值降低
【单选题】The man assured himself that the bridge was safe before ______it.
【单选题】Hangzhou Bay Cross-sea Bridge is _____ cross-sea bridge in the world. [ ]
【单选题】彩印 T 恤衫主要运用什么制作原理进行表现的?
【单选题】设备发生有形磨损的后果是 ______ 。