Unit head 装置扬程
unit head machine 组合头钻床
4-unit Infrared Guiding-head 四元红外导引头
Deputy Head Preventive Education Unit 毒品防范教育组副主任
Head Applied Psychology Unit 应用心理管理科科长
Head Preventive Education Unit 毒品防范教育组主任
Head Proceeds of Crime Unit 追索犯罪得益组主任
Head Surveillance Unit 侦察组主任
twin-horse head pumping unit 双驴头游梁式抽油机
unit type head 动力头
divition of “super unit combine—super unit—unit” 超单元组合—超单元—单元划分
hammer head [= hammer head shark] 双髻鲨; Y髻鲨
head to head 对遇; 交头接耳地
head to head configuration 头对头结构
head to head structure 头接头结构
head wind [= head sea] 逆风; 顶[头]风; 逆浪
head-to-head 肉搏战
head-to-head polymer 头-头聚合物
hexagon socket countersunk head cap head screw 内六角沉头螺钉
hexagon socket head cap head screw 内六角圆柱头螺钉