儿宝颗粒剂：Erbao granule
二地苦青汤：Erdikuqing Decoction
二色裂江珧：Pinna biclor Gmelin
恶性/代谢：malignant/metab
二次线切割：two-time wire cutting
二维多线段：polyline2d
二聚水杨醛：dialdehyde
鄂坪水电站：Eping hydropower station
二三维校验：two and three dimensional checking
二元决策图：binary decision diagram
二进制控制：binary control
额定热负荷：rated heat input
二值决策图：binary decision diagram
扼流变压器：Impedance transformer
二氨基呋咱：diaminofurazan
二硝基呋咱：dinitrofurazan
额颞大骨瓣：hypertensive disease
二阶循环谱：SOCS
二次多项式：quadratic polynomial
二维RS码：two dimensional Reed-Solomon(R-S) code
二三维传递：two and three dimensional data transmitting
二极管箝位：diode-clamp
二甲胺硼烷：dimethylamine borane
二维直方图：two-dimensional histogram
二次光亮带：polished region in second
二次撕裂带：torn region in second
二步线性化：2-step linearization
二次开模法：two times opening mold
二次相转变：Second order phase changes
二次流损失：secondary flow loss
二维CCD：2 D CCD
二级缓冲环：two-level buffer
二叉排序树：binary sort tree
二维散点图：Planar scatter plot
二阶段规划：two-stage programming
二段杀菌法：two-step sterilizing method
二维粗糙体：two-dimensional roughness
二阶滑移流：second order slip flow
二叉树模型：binomial tree model
二级机械阀：secondary valve
二乘二取二：Double 2-vote-2
二灰煤矸石：Lime-fly ash and gangue
二次二阶矩：quadratic second ordered moment
二次最优化：quadratic optimization
二吡啶胺基：cyclopentadienyl
二级倒立摆：double inverted pendulum
二尺度模型：two-scale mode
二维均匀流：2D uniform flow
二维轴对称：2-dimensional axis symmetry
二重四元数：dual quaternion