当时，炮弹在百余码外爆炸。
At that moment, shells began thudding a few hundred yards away.
文中还对岩塞起爆后，爆炸余能在进水口转化为位能所引起的附加作用水头进行了探讨。
The additional effective head due to the potential energy converted from the residual energy at the intake after blasting is also discussed.
文中还对岩塞起爆后，爆炸余能在进水口转化为位能所引起的附加作用水头进行了探讨。
The additional effective head due to the potential energy converted from the residual energy at the intake after blasting is also discussed.
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