曲线趋势 [统计] curvilinear trend

直线趋势 [数] rectilinear trend ; straight line trend ; linear trend

直线趋向 linear trend

直线趋势法 Linear Trend

滨线趋向 strand-line trend

等时线趋近 isochronal approach

趋势线 Trendline ; red bearish trend line ; blue trend line ; red trend line

线性趋势 [数] linear trend ; Linear tendency

非直线趋势 non linear trend

直线趋势总体 straight line trend population