双核金属卟啉
dinuclear metalloporphyrin
bismetalloporphyrins
双负载金属催化剂
Bi-supported metal catalysts
双电极气体保护金属极电弧焊
double-electrode gas metal arc welding
双层金属容器外壳
double-layered metal container
双层金属容器
double-layer metal container
double-layered metal vacuum containers
双层金属化
two level metallization
double level metallization
doublelevel metalization
双层金属单容罐
Double-layer-metal single-volume tank
双层金属
display registerdouble layer metal
DLdouble layer metal
双层辉光离子渗金属技术
Double glow plasma surface alloying technique
double glow discharge surface alloying process
double glow plasma alloying technology
double glow discharge plasma surface alloying proc
树枝状金属-超分子聚合物
dendritic metallo-supramolecular polymers