习惯用语in direct ratio1.按正比例in inverse [reciprocal] ratio1.按反比例kill ratio [rate]1.[军]杀伤率ultima ratio[ˈʌltɪməˈreɪʃɪəʊ,ˈʊltɪmɑ:ˈrɑ:tɪəʊ]1.最后的争论; 最后的斗争; 最后的手段(尤指诉诸武力)特殊用法abrasion ratio1.磨耗率absorption ratio1.吸收比;吸收率;饱和系数(指多孔性建材吸水量)absorptivity-emissi-vity ratio1.【天物】吸收率-发射率比abundance ratio1.丰度abundance-frequency ratio1.多度-频度比accelerated test ratio1.加速试验的加速程度; 加速实验的比率accelerator ratio1.促进剂(用量)比率; 促进剂配比allowable compression ratio1.容许压缩比amplification ratio1.放大率amplitude ratio1.振幅比anvil ratio1.砧锤重量比aperture ratio1.孔径比; 相对孔径2.图象宽高比appearance ratio1.【绘】体视比area ratio1.面积比arithmetical ratio1.算术比arm ratio1.(染色体)臂长比armature ratio1.衔铁比aspect ratio1.展弦比2.长宽比; 纵横比3.帧的纵横尺寸比; 直径长度比availability ratio1.可用率; 利用率; 资用率average accounts payable period ratio1.应付帐款平均到期比率average collection period ratio1.平均托收期比率average efficient ratio1.平均效率比率axial velocity ratio1.轴向速度比backcross ratio1.回交比率backgear ratio1.背齿轮比bank loan-deposit ratio1.银行存贷款比率blend ratio1.掺合比; 调合比blending ratio1.混合比例blip-frame ratio1.点-帧比blip-scan ratio1.光点-扫描比branching ratio1.分支比(原子核的β裂变)breadth depth ratio1.宽深比breadth length ratio1.宽长比bud ratio1.出芽率built-in compressor ratio1.内部压缩比calcination ratio1.煅烧出产率camber ratio1.弧度比; 弯度比cancellation ratio1.相消比cancelled ratio1.地物信号抑制比; 抵消比capacitance ratio1.电容比capacity ratio1.容量比; 能率; 产能比数capture ratio1.【信】捕获比carbon ratio1.碳比carbon isotope ratio1.【地质】碳同位素比cardiothoracic ratio1.心脏胸廓系数;心肺系数case-death ratio1.疾病死亡比率cash ratio1.银行现金准备率cash-to-revenue ratio1.现金与销货收入比率catalyst-to-crude ratio1.催化剂对原料比; 催化剂对进料比cement-water ratio1.水灰比cetane ratio (=cetane number)1.十六烷值characteristic ratio1.特征比; 帕森斯数charge ratio1.配料比; 炉料组成2.满载系数; 装填比3.充电比coke ratio1.焦比coke replacement ratio1.焦炭置换比(喷吹燃料量与焦炭节省量之比)component ratio1.总合比率; 构成比例component proportion ratio1.构成比例compound ratio1.复比compression ratio1.压缩比compressor pressure ratio1.压气机增压比concentration ratio1.集中度creep ratio1.蠕变比, 塑流比critical ratio1.临界比critical compression ratio1.临界压缩率critical pressure ratio1.临界压力比, 临界压缩比current ratio1.流动比率current deep drawing ratio1.拉延进行过程中外缘直径和拉出制件直径的比值cytoplasmic-nuclear ratio1.质核比率damping ratio1.阻尼比率diameter ratio1.内外径比dichroic ratio1.二色性比die fill ratio1.体积压实比differential gear ratio1.差动齿轮传动(速度)比differential profit ratio1.差额利润比率diffusion ratio1.扩散比(率)dilution ratio1.稀释率; 稀释比(例); 稀释比值dimension ratio1.尺寸比dimensionless energy ratio1.无量纲能量比division ratio1.标度比dominance ratio1.优势比dominant ratio1.优势种比率dosing ratio1.投药比2.配量比double ratio1.交比downtime ratio1.(设备)停工率drag-lift ratio1.阻升比drag-to-weight ratio1.(车辆)拉长与重量之比draw ratio1.拉伸比drawdown ratio1.(拉丝)牵伸比duty ratio1.负荷比; 能率比2.占空率; 占空因数eccentricity ratio1.偏心率比educational attainment ratio1.教育程度比率effective ratio1.有效比effective aspect ratio1.有效长度比effective mass ratio1.有效质量比endurance ratio1.耐久比energy ratio1.能量比energy efficiency ratio1.【电】能量效率比energy-output ratio1.(产品)能源消耗量enrolment ratio1.就学比例; 就学率equilibrium ratio1.平衡比equilibrium vaporization ratio1.【物化】平衡汽化比equity ratio1.产权率; 主权比率; 衡平权比率expansion-pressure ratio1.膨胀(压)比explosion ratio1.爆炸浓度; (燃料)爆燃比export-import cover ratio1.进出口比率extension ratio1.伸长比extinction ratio1.消光[声]系数extrusion ratio1.挤压比faculty-student ratio1.大学师生比例fastest ratio1.最小传动比fatigue ratio1.疲劳比; 耐久比feed ratio1.馈电比; 进给比; 进料效率feedback ratio1.回授比; 反馈系数force ratio1.力比forging ratio1.锻造比formula ratio1.配方规定(用)量front-to-rear ratio1.天线方向性前后比fuel ratio1.燃料比fuel-oil consumption ratio1.燃料-润滑油的消耗比gating ratio1.浇口比gear ratio1.齿轮齿数比2.齿轮(传动)速比; 传动比gear reduction ratio1.齿轮减速比gear-stage velocity ratio1.级速比gullet-to-chip area ratios1.容屑系数gyromagnetic ratio1.回磁比harmonic ratio1.调和比heat capacity ratio1.热容比impelling ratio1.推进比improvement ratio1.改(正)比impulse ratio1.脉冲比2.脉冲系数impulse volume ratio1.冲量容积比instantaneous transmission ratio1.瞬时传动比integrated cancellation ratio1.积累抵消率[系数]inverse price ratio1.价格的反比inversion ratio1.转换比isomer ratio1.异构体比率isomeric yield ratio1.同质异能素产额比isotope ratio1.同位素比isotopic abundance ratio1.同位素丰度比 leaf/wood tissue ratio1.叶/木组织比率legal ratio1.法定比率; 法定比价length-diameter ratio1.长径比 length-width 长宽比lever ratio1.杠杆比limit ratio1.【电子】限幅比limiting drawing ratio1.极限拉延比; 极限拉延程度masking ratio1.掩蔽比(金属配合物总浓度对游离金属离子浓度的比)mass area ratio1.单位面积质量; 质量面积比mass flow ratio1.质量流量比mass-surface ratio1.(铸件的)体积-表面积比mass-velocity ratio1.质量速度比materials-output ratio1.(产品的)材料消耗量maximal draw ratio1.最大拉伸比maximum ratio1.最大比例2.最大速比maximum payload ratio1.最大有效载荷比maximum-to-average-power ratio1.最大功率与平均功率的比metal distribution ratio1.金属分布比metal parts -weight ratio1.金属件重量比mixture ratio1.混合比例(混合物组成比例)mobility ratio1.迁移率比moderating ratio1.减速比; 减速系数; 慢化系数molar ratio1.摩尔比率molecular ratio1.分子比mortality ratio1.人寿险死亡比率mortar-voids ratio1.砂浆空隙比most probable ratio1.最或然率mulling ratio1.混合比multiple ratio1.多重比multiple correlation ratio1.多重相关比neutralization ratio1.中和比率; 中和比例nutritive ratio1.营养比(值)octane ratio1.辛烷值odds ratio1.让步比oil gas ratio1.油气比oil-to-coke replacement ratio1.油焦置换比optimum compression ratio1.最佳压缩比optimum diameter ratio1.最佳直径比optional gear ratio1.可变齿轮速比overall combined feed ratio1.总的综合进料比overall compression ratio1.总压缩比overall contrast ratio1.总对比系数, 总反衬比parity ratio1.比价率, 平价率partition ratio1.分配系数peak area ratio1.峰面积比peak-average ratio1.峰值/均值比peak-to-trough ratio1.峰谷比photosynthetic ratio1.【植】光合商power amplification ratio1.功率放大比power control ratio1.功率控制系数power standing wave ratio1.功率驻波比power-to-volume ratio1.功率容积比radius ratio1.【物化】半径比ram ratio1.冲压比reduction ratio1.减速比2.破碎比, 破碎系数3.减少系数4.压缩比respiration ratio1.呼吸比率restoration ratio1.恢复率resultant gear ratio1.总传动比, 总齿轮比salient ratio1.主要比率sampling ratio1.取样比例sand expansion ratio1.砂膨胀比saturated humidity mixing ratio1.【气】饱和湿度混合比segregation ratio1.分离比率selection ratio1.选择比sieve ratio1.筛比; 筛制signal ratio1.信号比signal-noise ratio1.信(号)噪(声)比slenderness ratio1.长度直径比, 长细比slide-roll ratio1.滑动滚动比slip ratio1.转差率, 滑率, 滑移比率, 滑差系数slowest ratio1.最大速比sodium adsorption ratio1.钠吸附比solidity ratio1.(混凝土)实积比solid solution saturation ratio1.固溶(体)饱和率solid-to-liquid ratio1.固液比specific heat ratio1.比热比, 绝热指数speed ratio1.速比step-up ratio1.(变压器)升压比stock-catalyst ratio1.原料-催化剂比stock-sales ratio1.库存率stoichiometric ratio1.化学计量比, 理想配比值stroke-bore ratio1.冲程缸径比subsidence ratio1.衰减比, 阻尼比swelling ratio1.溶胀比swelling volume ratio1.溶胀体积比taper ratio1.锥度比total reduction ratio1.总减速比total-width ratio1.总宽度比transfer ratio1.传递比, 传输比, 转移系数transformation ratio1.变压系数transformer ratio1.变压比transformer voltage ratio1.变压器电压比transition ratio1.跃迁比; 过渡比; 转变比transmission ratio1.传动比,总齿轮比salient ratio1.主要比率sampling ratio1.取样比例sand expansion ratio1.砂膨胀比saturated humidity mixing ratio1.【气】饱和湿度混合比segregation ratio1.分离比率selection ratio1.选择比sieve ratio1.筛比; 筛制signal ratio1.信号比signal-noise ratio1.信(号)噪(声)比slenderness ratio1.长度直径比, 长细比slide-roll ratio1.滑动滚动比slip ratio1.转差率, 滑率, 滑移比率, 滑差系数slowest ratio1.最大速比sodium adsorption ratio1.钠吸附比solidity ratio1.(混凝土)实积比solid solution saturation ratio1.固溶(体)饱和率solid-to-liquid ratio1.固液比specific heat ratio1.比热比, 绝热指数speed ratio1.速比step-up ratio1.(变压器)升压比stock-catalyst ratio1.原料-催化剂比stock-sales ratio1.库存率stoichiometric ratio1.化学计量比, 理想配比值stroke-bore ratio1.冲程缸径比subsidence ratio1.衰减比, 阻尼比swelling ratio1.溶胀比swelling volume ratio1.溶胀体积比taper ratio1.锥度比total reduction ratio1.总减速比total-width ratio1.总宽度比transfer ratio1.传递比, 传输比, 转移系数transformation ratio1.变压系数transformer ratio1.变压比transformer voltage ratio1.变压器电压比transition ratio1.跃迁比; 过渡比; 转变比transmission ratio1.传动比, 转数比transpiration ratio1.蒸腾比率transport ratio1.位移率transverse sensitivity ratio1.横向效应系数trigonometric ratio1.三角比trisomic ratio1.三体比率upset ratio1.镦粗比, 顶锻比use ratio1.利用率utility ratio1.利用率utilization ratio1.利用系数, 实用比vapo(u)r-air mixture ratio1.汽混合比vapo(u)r pressure ratio1.蒸汽压力比variable cost ratio1.变动成本比率variance ratio1.方差比; 变异比variation ratio1.变速比, 变速范围vector ratio1.矢量比water ratio1.含水率2.冷却水与排气量之比worth (to) debt ratio1.资本负债比率worth-debt ratio1.有利贷款比率yield/tensile ratio1.屈强比yield-stressratio1.屈服应力比zoom ratio1.可变焦距比ratio of aggregates1.总和比率ratio of average gross profit1.平均毛利率ratio of curvature1.曲率比ratio of distance1.截距比ratio of enlargement1.放大率ratio of principal stresses1.主应力比ratio of quick assets to current liabilities1.速动资产对流动负债比例ratio of refraction1.折射比ratio of revolution1.转数比ratio of rise to span1.高跨比ratio of similitude1.相似比