Chemical analysis  Compressive strength  Corrosion protection  Metamorphic rocks  Sandstone  Wave propagation  Characteristics and mechanisms  Differential attenuation  Longitudinal wave velocity  Quantitative relations  Salt crystallization  Stress strain characteristics  Uniaxial compressive strength  Weathering process  

Chlorine compounds  Chlorine compounds  Chlorine compounds  Chlorine compounds  Chlorine compounds  Compressive strength  Compressive strength  Compressive strength  Compressive strength  Compressive strength  Dissolution  Dissolution  Dissolution  Dissolution  Dissolution  Elastic waves  Elastic waves  Elastic waves  Elastic waves  Elastic waves  Freezing  Freezing  Freezing  Freezing  Freezing  Rock mechanics  Rock mechanics  Rock mechanics  Rock mechanics  Rock mechanics  Sandstone  Sandstone  Sandstone  Sandstone  Sandstone  Scanning electron microscopy  Scanning electron microscopy  Scanning electron microscopy  Scanning electron microscopy  Scanning electron microscopy  Sodium bicarbonate  Sodium bicarbonate  Sodium bicarbonate  Sodium bicarbonate  Sodium bicarbonate  Sodium sulfate  Sodium sulfate  Sodium sulfate  Sodium sulfate  Sodium sulfate  Thawing  Thawing  Thawing  Thawing  Thawing  Wave propagation  Wave propagation  Wave propagation  Wave propagation  Wave propagation  X ray powder diffraction  X ray powder diffraction  X ray powder diffraction  X ray powder diffraction  X ray powder diffraction  Characteristics and mechanisms  Characteristics and mechanisms  Characteristics and mechanisms  Characteristics and mechanisms  Characteristics and mechanisms  Chemical corrosion  Chemical corrosion  Chemical corrosion  Chemical corrosion  Chemical corrosion  Cumulative damage  Cumulative damage  Cumulative damage  Cumulative damage  Cumulative damage  Damage characteristics  Damage characteristics  Damage characteristics  Damage characteristics  Damage characteristics  Freeze-thaw cycles  Freeze-thaw cycles  Freeze-thaw cycles  Freeze-thaw cycles  Freeze-thaw cycles  Freezing and thawing cycle  Freezing and thawing cycle  Freezing and thawing cycle  Freezing and thawing cycle  Freezing and thawing cycle  Uniaxial compressive strength  Uniaxial compressive strength  Uniaxial compressive strength  Uniaxial compressive strength  Uniaxial compressive strength  X-ray diffraction analyses (XRD)  X-ray diffraction analyses (XRD)  X-ray diffraction analyses (XRD)  X-ray diffraction analyses (XRD)  X-ray diffraction analyses (XRD)  

翁牛特旗  人面岩画  考古年代  

坎儿井 起源 考证 岩画 Kaerjing The Source Research Rock Paintings  

工程地质  敦煌莫高窟  岩体  水汽  盐分  空间分布  Dunhuang Mogao Grottoes  Electrical resistivity  High humidity  Human factors  Moisture contents  Natural environments  Quaternary Period  Relative humidities  Rock mass  Salinity analysis  Soluble salts  South-to-North  Spatial distribution  Wall paintings  Water condensation