Nonnen农嫩
nonadv.[拉]非;不是
nonsettleable solid不易沉降的固体物
non-circular hole非圆异形孔
nonhydrocarbon fuel非烃燃料
nonsymmetrical test非对称性检验
nonsmooth fumctions非光滑函数
nonphysical primary非物理基色
non-polluted food无公害食品
non-cohesive soft无黏性土
nonmetallic mineral非金属矿物
non-sister strand非姊妹线