内六角圆柱头螺钉 (內六角圓柱頭螺釘) nèi liùjiǎo yuánzhù tóu luó dīng
nèi liùjiǎo yuánzhù tóu luó dīng
set phrase
hexagon socket head cap screw
Domain: Modern Chinese 现代汉语
, Subdomain: Mechanical
, Concept:
Notes: (CC-CEDICT '內六角圓柱頭螺釘')