按比例: in proportion; at the ratio; ...变换: vary; alternate; commutation ...循环: circulate; circle; round; re ...选定并按比例变换: select and scale比例变换: transformation of scale地图比例变换: mascaling刻度比例变换开关: scale ratio switch按比例废气再循环: pegr比例变动: rate variable; variable rate比例变化: proportional change比例变异: meristic variation按比例: in proportion; at the ratio; pro rata; by a ratio of 按比例制图 draw to scale; 按比例发展 develop in proportion; proportional development; 按比例放[加]大 scale; scaling-up; scale-up; 按比例分配 prorate; pro rata allotment; 按比例复制 reproduce to scale; 按比例划分 proportionment; 按比例回扣 pro rata rebate; 按比例计算 pro rata; 按比例减低 proportional reduction; 按比例均摊 pro rata average; 按比例扩大 scale-up; 按比例衰减 flat fading; 按比例缩小 scale; scaling-down; scale down; 按比例调整间距打字机 typewriter with proportional pitch; 按比例增加 scale-up; scale up热交换循环: heat-exchange cycle置换循环码: permuted cyclic code转换循环: transformational cycle比例变动规律: law of variable proportion温度转换循环: thermal swing cycle压力转换循环: pressure-swing cycle按比例,成比例的: pro rate…按比例减少: scaled down按比例补助: subsidy pro rats按比例抽样: proportionate sampling; quota sampling按比例的: pro rata; proportional; ratable按比例的地: pro rata按比例抵销: pro rata cancellation