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dinary

dinary

dinary

dinary

1

the expansion amount of concrete box girder is higher more than dinary concrete beam bridge .

温度所致混凝土箱梁伸缩量大于普通梁桥温度所致伸缩量。

2

The or. dinary bat that flies around at night , who is a remark. able nimblecreat. ure in the air , cannot take off from a level place.

晚上飞来飞去的普通的蝙蝠，本是一种在空中极其灵敏的动物，但却无法在。平地。上腾飞。

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