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fire suppression短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 火灾扑灭 The common use of water for fire suppression is unsuitable for aviation and spacecraft because of wasting much water and tending to cause device damage by the large water drop. 常规的水灭火由于用水量大,水滴直径大而易导致设备的损坏和不利于节约用水,无法在航空、航天设备中应用。 cnki A degree in this field is based on a sound knowledge of biology, chemistry, and physics, as well as particular forestry subjects such as tree pathology and fire suppression. 此学位是基于对生物,化学和物理扎实的知识,同样需要对诸如树病理和灭火等特别的林业学科的掌握。 strong-study |