The Dow Jones Industrial Average fell 103.84 points, or 1%, to 9908.39, marking its first close below the 10000 level in three months.

道琼斯工业指数下跌了103.84点，或1%至9908.39点，是其三个月以来首次跌破10000点大关。

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There are two kinds of laser states in laser marking system, laser-open and laser-close that correspond to black and white in one image.

对于激光雕刻系统，其控制的激光状态只有两种，即出光与不出光，对应图像就是黑与白。

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Good beam quality, close to the basement membrane, small spot diameter, perfect for ultra-fine marking.

光束质量好，接近基膜，光斑直径小，完美适用于超精细标记。

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The hosts were without Kelly Smith through suspension and they failed to cope with the close marking and aggressive tackling of the Czechs.

BBC: England 0-0 Czech Republic

The display will close on 14 June, marking the date the Terra Nova returned to Bute Dock at the close of the expedition 97 years ago.

BBC: Cardiff's role in Captain Scott's trip to South Pole

You can see from this picture of the 1903 World Series that there are no outfield fences, although there was likely a chalk line or a rope marking how close spectators could come to the field.

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