【简答题】The shapes and spaces in some cubist paintings almost seem to _________________ because of the abstract style.
【单选题】序时平均数计算中的“首末折半法”适用于计算
【单选题】由氢原子理论可知, 当氢原子处于n=3的激发态时, 可观察到可见光谱线为
【多选题】There are some conditions needed when two input spaces are blended, which are _________.
【单选题】由氢原子理论可知,当氢原子处于n=4的激发态时,可发射[ ].
【单选题】由氢原子理论可知, 当氢原子处于n=3的激发态时, 可观察到可见光谱线为 ( )
【单选题】The table is too big. Can you make_________for it? [ ]
【单选题】This piano is too big. Can you make _______ for it? [ ]
【单选题】“首末折半法”适用于计算( )的序时平均数。
【单选题】To remove water which has gathered in machinery spaces, we need ( ).