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subgrade maintenance
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Encyclopedia
工学
土木工程养护技术
释
subgrade maintenance
路基养护
使路基及其附属设备处于坚固和稳定的状态,保证车辆畅通无阻的经常性的维护。包括日常检查和观察路基各部分的变形,及时预防和整治病害。
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breast roll
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breaststroke
breaststroke fo Summer Paralympics
breaststroke of Summer Special Olympics
breast the tape
breast tumor
breathalyse
breathalyser
breather
breather soliton
breather valve
breathing
breathing mode
breathing orbital valence bond
Breathless
breath mode of nucleus
breath of dance
breath training
breathy voice
breccia
Breda
Bredikhin crater
Bredon
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