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- blind riser
- closed riser
- blind feeder
- shrink bob
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geotechnics,
geotechnique,
geotectology,
geotectonic,
geotectonics,
geotector,
geotemperature,
geotextile,
geotexture,
geotherm,
相似单词
暗蓝色,
暗流,
暗楼,
暗绿色,
暗码锁,
暗冒口,
暗渠,
暗渠排水,
暗色,
暗杀,