双列叶片式气体分布器
two-line vane gas distributor
双叶双曲面
hyperboloid of two sheets
biparted hyperboloid
biparted hyperboloid elliptic
parted hyperboloid
旋转双叶双曲面
revolution hyperboloids of two sheets
无活动导叶S形轴伸贯流转浆式水轮机导叶叶栅
S-type Toma tube turbine guide vane cascade
150 kA纵向双列预焙阳极铝电解系列
the double longitudinal series of 150 kA pre-baked anode electrolysis cell
150kA纵向双列预焙铝电解槽
150kA pre-baked anode cell arranged in double rows and end by end
Hayan双列杂交分析
Hayman’s diallel analysis
HV-IGBT(高压绝缘栅双极型晶体管)
high-voltage insulated gate bipolar transistor(HV-IGBT
并列双方柱
two square cylinders in side-by-side arrangement
two square cylinders arranged side by side
并列双幅桥面
Paralled twin desk of bridge
并列双控制系统
side by side dual control system