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velocity for erosion and sedimentation control
释义
velocity for erosion and sedimentation control
Encyclopedia
工学
农田排水
释
velocity for erosion and sedimentation control
不冲不淤流速
保证排水沟道正常工作,不发生冲刷或淤积现象的限值流速。又称允许流速。
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pipped egg
pi-prime
piquancy
piquant
pique weave
PIR
Piracy and Counterfeiting Amendments Act of 1982
Piraeus
Piraeus Port
Pirani gauge
pirate
pirate radio
Pirates in Northern Europe
piratical audio-visual products
Pirbright Institute
PI response
piriform
piriform neuron
pirimicarb
pirimiphos-ethyl
PI-ring
Pirin National Park
Pi Rixiu
Pi Rixiu and Lu Guimeng
Pirkko Saisio
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