【单选题】固态存储(电子类)自记雨量计存储的累积降水量的观测和采集数据转移时间可选在()1~3d内无雨时进行。
【单选题】It is mentioned the passage that one has to pay tax according to _______ .
A.
how much education one has received
B.
whether one is single or married
C.
how old one’s children are
【判断题】画受力图时,根据约束特点,都是平行力,图中所有未知平行力的指向可以都假设与已知主动力的指向相同。
【单选题】固态存储(电子类)自记雨量计存储的累积降水量的观测和采集数据转移时间可选在( ) 1~3D内无雨时进行。
【单选题】对相同品种。不同体积密度的材料进行比较时,其体积密度大者,则其( )
【单选题】对相同品种,不同体积密度的材料进行比较时,其体积密度大者,则其( )
【判断题】在过失原则下,举证责任一般由原告承担,原告必须证明被告是有过失的,其诉求才能得到主张,否则被告无需承担责任。
【单选题】He based his holiday plans on the______that his girlfriend was coming with him.
【单选题】On the basis of their observations, scientists
A.
make more observations.
B.
develop hypothesis and theories.
C.
reveal their observations to the public.
D.
challenge their colleagues.