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河流解冻
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河流解冻
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河流冰情
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ice break-up of river
河流解冻
气温上升至0℃以上时,封冻河段在热力和水力作用下冰盖融化和鼓裂,在较长的河段内已没有固定的冰盖,且敞露水面上下游贯通,其面积超过河段总面积20%的现象。又称开河。
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double salt
double sampling
double sampling inspection
double scale
double scaling limit
double sculls of Summer Paralympics
double semitrailer road train
double sequence
double sequential probability ratio test
double series
double series theorem
double-shaped vase
double shield rock tunnel boring machine
double-shift school
double sideband modulation and demodulation
double sideband receiver
double-sided calibrating sander
double-sided disk
double sided flat linear motor
double-side moral hazard
double-side punching
double sign
double sixes
double-six of lines
double slit
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