Listentothepassagetwiceandfillintheblankswithwhatyouhear.Whendescribingyourproductforabusinessplan,youshouldstartbyaskingyourself,“WhatproductamIselling?”Inansweringthequestion,youcanexplainwhattheproductisandwhattheproduct.Thenyoucanlistthespecialpointsthatmakeyourproductdifferentfromothers.,youshouldstatehowyourproductwillbenefitcustomers.Thedescriptionofyourproductshouldclearlystate.Describethespecialpointsofyourproductandhoworwhyitwillattractcustomers.Emphasizeanyspecialpointsthatyoufeelwillattractcustomersandexplainhowandwhythesepointsareattractive.Trytodescribethebenefitsofyourproductfromyourcustomers’.Successfulbusinessownersknoworatleasthaveanideaofwhattheircustomerswantorexpectfromtheirproduct.Thistypeofknowledgecanbehelpfulinbuildingandloyalty.
两台同型号水泵对称并联运行时,其总流量为QⅠ+Ⅱ,当一台水泵停车只剩一台运行时的流量为Q,若管路性能曲线近似不变,则有
A. QⅠ+Ⅱ>2Q
B. QⅠ+Ⅱ=2Q
C. QⅠ+Ⅱ<2Q
D. QⅠ+Ⅱ=Q
当水泵并联运行时,
A. 流量相等,能量叠加
B. 流量相等,能量相等
C. 流量叠加,能量相等
D. 流量叠加,能量叠加