depth charge – phrases

English	Chinese
depth charge	深水药包
depth of a charge in water	药包人水深度即药包置于水中的深度
optimum depth of charge	装药最佳深度
The depth of burial of the charges is not only a primary factor in determining the intensity of the air pressures, but it also has an effect on the frequency and duration of the pulses	药包埋深不仅是决定空气压力强度的主要因素、而且对脉冲频率及持续时间也有影响
The primary design-parameters which contribute to the intensity of overpressure are the charge weight per delay and the extent of exposure of the charges to the atmosphere, that is,the depth of burial of the charges	促成超压强度的主要爆破参数是每次延时的装药量以及药包裸露于大气的程度、或者说药包的埋深