【单选题】国产水准仪的型号一般包括DS 05 、DS 1 、DS 3 ,精密水准仪是指(): A. DS 05 、DS 3 B. DS 05 、DS 1 C. DS 1 、DS 3 D. DS 05 、DS 1 、DS 3
【单选题】国产水准仪的型号一般包括DS 05 、DS 1 、DS 3 ,精密水准仪是指(): A. DS 05 、DS 3 B. DS 05 、DS 1 C. DS 1 、DS 3 D. DS 05 、DS 1 、DS 3
Then (the train comes) A: the train comes B: the train come C: dose the train come D: comes the train
Then (the train comes) A: the train comes B: the train come C: dose the train come D: comes the train
Which train has now been cancelled? A: The train to Jinan B: The train to Zhengzhou C: The train to Tianjin D: The train to Hangzhou
Which train has now been cancelled? A: The train to Jinan B: The train to Zhengzhou C: The train to Tianjin D: The train to Hangzhou
My fatheroften goesto work_______ . A: with train B: y train C: from train D: to train
My fatheroften goesto work_______ . A: with train B: y train C: from train D: to train
What time ……… A: the train leaves? B: leaves the train? C: is the train leaving? D: does the train leave?
What time ……… A: the train leaves? B: leaves the train? C: is the train leaving? D: does the train leave?
Which train has now been cancelled A: [A] The train to Jinan． B: The train to Zhengzhou． C: The train to Hangzhou．
Which train has now been cancelled A: [A] The train to Jinan． B: The train to Zhengzhou． C: The train to Hangzhou．
下列公式中哪一个适用于一切体系： A: dS = -(¶V/¶T)pdp B: dS = dQr/T C: dS = deS + diS D: dS = dS体+ dS环
下列公式中哪一个适用于一切体系： A: dS = -(¶V/¶T)pdp B: dS = dQr/T C: dS = deS + diS D: dS = dS体+ dS环
Do you know what time______? A: does the train leave B: leaves the train C: the train leave D: the train leaves
Do you know what time______? A: does the train leave B: leaves the train C: the train leave D: the train leaves
I often go to school______. A: by train B: by a train C: by the train D: by trains
I often go to school______. A: by train B: by a train C: by the train D: by trains
(dx/ds)2+(dy/ds)2+(dz/ds)2=1
(dx/ds)2+(dy/ds)2+(dz/ds)2=1