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Friction stir welding process can improve mechanical properties as well as decrease distortion and residual stress.
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采用搅拌摩擦焊连接镁合金可以避免熔焊时产生的焊接缺陷，且具有焊后变形小、残余应力小等优点。 |
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Friction test and application show that, all the physical properties of the asbestos-free brake shoes exceed that stipulated in relative Chinese Standard, and their service life is one times higher than that of asbestos brake shoes.
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摩擦试验检测和应用实践表明，无石棉刹车块的各项物理性能优于国家标准，其使用寿命比石棉刹车块提高1倍以上，且无环境污染。 |
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Friction wears away metal in the moving parts, which shorte their working life.
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运动部件间的摩擦力使金属磨损，这就缩短了运动部件的使用寿命。 |
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Friction wears away metal in the moving parts, which shortens their working life.
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运动部件间的摩擦力使金属磨损极品公子全文下载这就缩短了运动部件的使用寿命。 |
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Friction wears away metal in the moving parts,which shortens their working life.
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运动部件间的摩擦力使金属磨损，这就缩短了运动部件的使用寿命。 |
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Friday afternoons are left free for revision.
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留出星期五下午的时间做复习。 |
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Friday is a fast day.
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星期五是斋日。 |
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Friday is a holiday in Muslim countries.
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在伊斯兰教国家中星期五是假日. |
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Friday is a holiday in Muslin countries.
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在穆斯林国家里星期五是假日。 |
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Friday is next to Monday.
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星期天之后便是星期一。 |
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Friday morning's draw in Athens means his Blues side will take on Valencia in the quarter-finals with the game at Stamford Bridge first.
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抽签在周五早上于雅典进行，蓝军将会于四分一决赛中首先在斯坦福桥迎战瓦伦西亚。 |
