【简答题】S1:Is single dunnage all right for this part?S2:I told you to lay it in two layers with the lower layer athwartship and the upper layer fore and aft.Q:What does the second speaker mean?A. The lower la...
【简答题】The second factor is that radiant heat coming into the city from the Sun is trapped in two ways: (1) by a continuing series of reflections among the numerous vertical suces that buildings present a...