negative film
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- crescent
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- Hydrocarbon base
- ewing's tumor
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- auditory feed-back recorder
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- transparent layer
- longitudinal lie
- plaited paper filter
- trapezium
- Cardiac neurosis
- distant hybridization
- centricity
- episiostenosis
- zygozoospore
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- phase array sector scanner
- exponential amplification
- lower half;lower part