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截面投影仪
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截面投影仪
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measuring projector
截面投影仪
利用光学投射的原理,将被测工件轮廓或外形结构放大投影至观察屏幕上作测量或比对的测量仪器。可以清晰、高效地检测各种形状复杂工件的轮廓和表面形状细节。又称测量投影仪、光学投影检测仪、光学投影比较仪。
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water leech
water leisure sports
waterless offset printing
water lettuce
water level control
water level duration curve
water level fluctuation
water level forecasting
water level gauge
water level inscription in ancient China
water levelling in ancient China
water level observation
water level staff in ancient china
water level station
water lifting
water lifting cylinder wheel
water lifting irrigation
water lifting machinery in ancient China
water light pollution
water lily
water-lily family
waterline
water-line section
water-logged compost
water logging
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