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Fire-lighting was revolutionised by the discovery of phosphorus,isolated in 1669 by a German alchemist trying to transmute silver into gold.
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1669年德国化学家在试图将银改变成金时分离出的磷的发现，根本的改变了火的点燃。 |
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Fire-proof material with bauxite, silica, stone lined, Gaolu:ciqiu, Gaolu: refractory with bricks, tiles and refractory characteristics of old material.
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耐火材料有铝矾土、硅石、衬石、高铝瓷球、高铝耐火标砖、特异型砖和耐火浇注料等。 |
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Fire-resistant wire and cable are idfferent from flame-retardant wire and calbe in construcier and material.The former will operate normally during or after a long time fire ,even if the polymer of the cable section on fire has been burned out.
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所谓耐火电线电缆，其结构和材料阻燃电线电缆不同，它可在长时间的燃烧过程中或燃烧后，即施加火焰处的高聚物材料被毁，也能够保证线路正常运行。 |
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Firearms are complicated mechanisms which are designed by experts to function properly in their original condition.
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枪械是由专家针对其最初使用目的而设计的复杂机械。 |
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Firearms are designed, manufactured and proof-tested to standards based upon those of factory loaded ammunition.
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枪支是按正规工厂生产的枪弹标准进行设计、制造和检验的。 |
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Firebaugh and his colleagues measured the age, total family income, and general happiness of individuals aged 20 to 64, generally considered the working life span for most Americans.
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格伦·菲尔鲍和他的同事们对20岁到64岁的不同人群的年龄、家庭收入和幸福感进行了调查。这个年龄段通常被认为是大多数美国人一生中参加工作的时间。 |
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Fireboats - equipped to fight fire aboard ships and floating platforms (e.g. oil drills) by spraying foam and water from a distance of 60-100 meters.
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是指专用于扑救港内船舶火灾或扑救码头上临近建筑物火灾的工作船，如图1-11所示。船上设有多门消防炮，用以喷射泡沫或高压水柱，有的还设有升降台，用于扑救高处火灾。 |
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Firebox using automatic intelligent control system of manual control system.
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燃烧室采用全自动智能化控制手动控制，控制温度精确。 |
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Firebrands stream from his mouth; sparks of fire shoot out.
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19从它口中发出烧着的火把，与飞迸的火星。 |
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Fired at close range and quite accurate, with only a little chance of exploding and killing the person firing it.
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近程且精度高，同时只有很小的几率炸膛并杀死开枪者。 |
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Firefighter: Hey, Chief! There's a 1959 pumper truck being auctioned today. Let's buy it.
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消防队员：嘿，头儿，今天有一辆1959年的消防卡车要拍卖，我们买了吧。 |
