日韩欧美不卡在线,国产免费网址,欧美精品在线一区二区三区,欧美国产日韩一区,国产系列在线,国产精品免费看,成人欧美一区二区三区小说

1.On 15th August, 2017, the 900t full span launching gantry sucessfully finished the concrete?box beam erection across existing railway line in the jobsite of Tong-Liao Line. And the complete erection procedure cost 45 minutes.?

?

?

?

2.On 15th August, 2017, the 900t special launching carrier without guiding beam finished the 6th span erection across road of Ganjiang Super Bridge in Chang-Gan Line.?

?

?

3.On 14th August, 2017, the 850tX2 straddle carrier??finished the lifting of another group of 60m concrete box beam and also finished the lifting of first piece of 53.5m concrete box beam.

?

?

?

?