One-two-two-four model  制造厂; 厂商; 制造者

two two-level atoms  双二能级原子

two-two comparison matrix  两两比较矩阵

Two-two control  二二控制

coupled two-atoms with two-level  耦合双能级原子

flat field two-mirror two-mirror system  平场两镜系统

put two and two together  根据事实推理

two adjacent edges simply supported and the other two adjacent edges clamped  两邻边铰支两邻边夹紧

two and two cheek  双经双纬格子花纹

two and two rib stitch  2╳2罗纹

two and two twill  二二斜纹

two circles and two zones  两圈两带

Two coat two bake 2C2B  二涂二烤

two coupling two-level-atoms  耦合二能级原子

two defect layers at the two ports  两端缺陷层

two dimensional two phase flow  二维两相流

two dimension-two wire  二度二线制

two door and two car  双门双台车

Two In and Two Out  两进两出

two indexes two dimension Lorentz spaces  二指标二维Lorentz空间