手选碳 hand picked coal
手工印花 hand printing
手轮 hand wheel
手动阀 hand-operated valve; manually operated valve
纹纱染色 hank dyeing
纹纱印花 hank printing
汉萨黄 hansa yellow
汉栖合成 hantzsch synthesis
亲血色蛋白 haptoglobin
附着簇 haptophore
硬酸 hard acid
硬碱 hard base
手工印花 hand printing
手轮 hand wheel
手动阀 hand-operated valve; manually operated valve
纹纱染色 hank dyeing
纹纱印花 hank printing
汉萨黄 hansa yellow
汉栖合成 hantzsch synthesis
亲血色蛋白 haptoglobin
附着簇 haptophore
硬酸 hard acid
硬碱 hard base
硬烧镁氧 hard burned magnesia
白炭 hard charcoal
硬性洗涤剂 hard detergent
硬玻璃 hard glass
硬铅 hard lead
硬质合金 hard metal
硬沥青 hard pitch
硬质瓷器 hard porcelain
钠皂 hard soap
刚性球碰撞理论 hard sphere collision theory
硬水 hard water
硬滤纸 hardened filter paper
硬化油 hardened oil
硬化松香 hardened rosin
硬化剂 hardener
硬化 hardening
硬化浴 hardening bath
硬膜液 hardening solution
硬化时间 hardening time
硬度 hardness
水的硬度 hardness of water
硬度试验 hardness test
硬度试验器 hardness tester
硬材 hardwood
哈尔满 harman
耐蚀耐热镍基合金 Hastelloy
危害评估 Hazard Evaluation
危险物 hazardous material
水头 head
纺丝口温度 head temperature