【单选题】The British built the first railroad in the world, and it was in 1825, 5 years earlier than the US.
A.
英国人建了世界上第一条铁路,那是在 1825年,比美国人早了 5 年。
B.
英国人在 1825 年比美国人早了 5 年建了铁路,他们建的是世界上第一条铁路。
C.
英国人在1825年比美国人早 5 年建造了世界上第一条铁路。
【判断题】Depreciation is lower in earlier years and income is lower in the later years when using accelerated versus straight-line methods.
【判断题】一个实际电压源在等效变换成实际电流源时,其内阻值保持不变。
【单选题】塑性变形后的金属进行再结晶退火可使( )消失。
【判断题】塑性变形后的金属进行再结晶退火可使加工硬化消失。
【判断题】塑性变形后的金属进行再结晶退火可使加工硬化消失。
【简答题】The British built the first railroad in the world, and it was in 1825, 5 years earlier than the US.
【判断题】高压喷射注浆桩的工程量计算规则中按设计图示尺寸是否以桩长计算。( T
【判断题】High school and college students today are pushed so much in the direction of specialization that little time is left for the further development of the basic reading skills initiating in earlier year...