B. ) suffer
C.) suffering
D.) to suffer
[单选题][A] levered [B] geared [C] handled [D] triggered
[单选题]C.onsider a relation R ( A,B,C,D ) with the following dependencies: AB ? C, CD ? E, DE ?B.A.ABB.ABCC.ABDD.ABE
[单选题][A] provided[B] since[C] whereas[D] though
[单选题][A] turning [B] tuning [C] tucking [D] tugging
[试题]People suffering from accidents incurred at work or from occupational diseases receive preferential treatment by the social security service compared with those suffering from civil accidents and ordinary illnesses.
[单选题]抗体产生于A.效应T细胞B.效应B细胞C.T细胞D.B细胞E.角质细胞
[单选题]有关系R(A,B,C,D) 和关系S(A,B,C,D,E,F),关系T是R与S的笛卡尔积,即T=R×S。则关系T的属性个数是( )。A.4B.6C.10D.24
[单选题]污泥浓缩罐(T-D13A/B/C/D)的进口污泥含水()。A . 97%B . 30%C . 50%D . 70%
[单选题]污泥浓缩罐(T-D13A/B/C/D)的操作压力为()。A . 常压B . 0.5MpaC . 1.0MpaD . 1.5Mpa
[单选题]污泥浓缩罐(T-D13A/B/C/D)的出口污泥含水()。A . 92%B . 50%C . 70%D . 80%