由于渔场作业水深不同、渔获组成不同和捕捞对象不同，萤光网的捕捞效应也发生变化。
The fishing effect will vary with the depth of different fishing area, the composition of the catches and the kinds of target species.
随着技术的进步，半潜式钻井平台和钻井船不断更新换代，额定作业水深和钻深能力相应增大。
Continued technological advances are pushing the rated depth of underwater operation and drilling capacity to record highs.
为了使水下液压系统适应不同深度下的作业要求，在系统中设置压力补偿器，使系统的回油压力与海水压力相等，并随海水深度变化自动调节，从根本上避免了海水压力的影响。
To make it adapt to full ocean depth, a pressure compensator is adopted to balance the pressure inside and outside of the tank, which makes system pressure be established on seawater pressure.
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