二期导流：second-stage river diversion
二元机理：binary mechanism
二次增压：apply pressure to
二次张拉：two-time tension
二次繁殖：Second propagation
二次进气：secondary air inlets
二次负荷：secondary load
二次携带：reentrainment
二级学院：secondary college
儿童座椅：Child seat
俄语教学：Russian teaching
二次滤网：secondary strainer
二丁基碲：di-n-butyltellurium
二级优化：two-level optimization
二步格式：two step scheme
二次近似：quadratic approximation
厄普代克：Updike
二分搜索：Bisearch
二阶内力：second order internal force
二次事件：secondary event
二销联接：couple-pins connection
二面体群：dihedral group
二次拟合：two-order fitting
俄国难民：Russian refugees
额定电量：rated electric quantit
二元评价：dual evaluation
二级曝气：secondary aeration
二维阵列：2-D array
恶性罢工：vicious strike
二类应力：the second stress
二次重建：double opening and closing reconstruction
二值模板：binary mask
二河高速：Erlianhaote-Hekou highway
二阶弯矩：second-order moment
二类稳定：Category 2 stability
二次匹配：re-matching method
二次抹面：quadric-plastering
恶意代码：malicious code
二阶概率：second order probability
二维湍流：two-dimensional flow
二重平面：double plane
儿童公园：children's Park
二次镇定：quadratic stabilization
二次应答：secondary response
二层土壤：two-layer earth
二轴转台：two-axis turntable
二次掺灰：twice lime mixing
二模外场：bimodal magnetic field
二极磁铁：Dipole
二维表达：2D representation