【简答题】用T10钢锻造,为什么自由锻造时有时会锻裂、而模型锻造时不会锻裂?
【单选题】What is the price at which the quantity of goods demanded and the quantity of goods supplied are equal?
【单选题】听力原文:It's a fine day,isn't it? (14)
【单选题】圆形截面木梁,梁上荷载如图所示,已知l=3m,F=3kN,q=3kN/m,d=200mm,请问梁的最大正应力 ( )
【单选题】男性,15岁,贫血伴尿色黄6年,未诊治。其弟弟有类似表现。查体;巩膜轻度黄染,脾肋下2cm检查:Hb70g/L,Mcv70fl,Mchc29%。网织红细胞0.O9,尿胆红素(一),尿胆原强阳性。下列检查对诊断最有帮助的是
【单选题】is the excess of the price of goods sold and services rendered over the cost of goods and services used up during a given time period.
【单选题】男,15岁。贫血伴尿色黄6年,未诊治。其弟弟有类似表现。查体:巩膜轻度黄染,脾肋下2cm。检查:Hb 70g/L,MCV 70fl,MCHC29%,网织红细胞0.09,尿胆红素(—),尿胆原强阳性。下列检查对诊断最有帮助的是( )
【简答题】A) The price of the product. C) The delivery of his order. B) The charge of the service. D) The packing of the goods.
【简答题】自由锻锻造设备有( )、( )和( )三大类。
【单选题】The price of goods has kept rising ____ the wages of the workers remain the same.