【物理】切断【化学】切断

文章简要介绍了劳龙虎水道的整治思路和方法，并着重介绍其主体工程裁弯拓宽工程的设计情况。

slicer, cutting-off machine

cutting-off piles, sheet pile bulkheads, mould-pipes, moulds under water

cutting-out (cutting-off)

photosensitive device for controlling the photosensitive device of cutting-off machines

cutting-off machine

tube cutting-off machine

cutting-off equipment for sprues

cutting-off machine, slicer