halfnutn.对开螺母
halfn.一半;下半场;半学年adj.一半的;不完全的adv.一半地;不完全地
half reading pulse半读出脉冲
half inverted hang屈体悬垂
half fourier image半傅立叶影像
half-power width半功率幅宽
half-white glass半白玻璃
half open interval半开区间
half wave vibrator半波振动器
half - structual半结构化
half-hour rating半小时额定值
half-filled band半填满带