| 1. | The entrainment rate should closely decrease exponentially with freeboard height .
夹带率应几乎随自由空域高度成指数递减。
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| 2. | Explosions in the freeboard and gas exit system are an everpresent danger .
在自由空域以及气体出口处发生爆炸是始终存在的危险。
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| 3. | Influence of calcium oxide on tar cracking in freeboard of fluidized bed
氧化钙在流化床稀相段对焦油裂解的影响
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| 4. | Vessel with freeboard
限制吃水船
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