【单选题】Many beautiful flowers bloom __________ spring. [ ]
【简答题】Many people like spring, because they can go out and do many kinds of activities. We made a survey about the activities that people like to do in spring. Here are the results. Scott: In spring, I ofte...
【多选题】拉脱法测液体表面张力系数时,力敏传感承受的力由哪几部分组成?
【多选题】期刊的宏观层次选题策划是策划期刊的()等。
【判断题】策划人员从事营销策划活动之前无需进行市场调研。 ( )
【单选题】一容器内装有N 1 个单原子理想气体分子和N 2 个刚性双原子理想气体分子,当该系统处在温度为T的平衡态时,其内能为
A.
(N 1 +N 2 ) ( kT+ kT) ;
B.
(N 1 +N 2 ) ( kT+ kT) ;
【简答题】市场调研中的产品调研是以( )为中心,以( )为对象,为企业制订营销计划而进行的市场调研。
【单选题】一容器内装有N1个单原子理想气体分子和N2个刚性双原子理想气体分子,当该系统处在温度为T的平衡态时,其内能为
A.
( N 1+ N 2) [(3/2) kT +(5/2 ) kT ]
B.
(1/2) ( N 1+ N 2) [(3/2) kT +(5/2 ) kT ]
C.
N 1 (3/2) kT + N 2(5/2 ) kT
D.
N 1 (5/2) kT + N 2(3/2 ) kT
【单选题】Some teachers couldn’t agree the spring outing,but all the students agreed the plan.A.with;withB.on
A.
Some teachers couldn’t agree ____the spring outing,but all the students agreed the plan. A.with;with