Disasters in engineering blasting includes toxic gas, dust, noise, fly rock, blasting vibration, touchdown vibration, flood caused by blasting, ground swell, air or water blasting wave.
工程爆破中的灾害主要有爆破有毒气体、扬尘、噪声、飞石、振动和爆破引起的触地振动、爆破水灾和涌浪、空气冲击波或水击波等。
The waves of the sea is the shape of the spread, and is left at the water quality, balance position periodic vibration and spread to certain direction, in the form of a wave.
海浪是海面起伏形状的传播,是水质点离开平衡位置,作周期性振动,并向一定方向传播而形成的一种波动。
The waves of the sea is the shape of the spread, and is left at the water quality, balance position periodic vibration and spread to certain direction, in the form of a wave.
海浪是海面起伏形状的传播,是水质点离开平衡位置,作周期性振动,并向一定方向传播而形成的一种波动。
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