Two groups to have a race giving the right answer to the arithmetics.
将幼儿分成两组，把改正后的算式用来进行抢答赛。
Some arithmetics are put forward to solve the difficulty in the realization.
针对实现过程中遇到的问题及难点提出了相应的四种解决方法。
We also give the condition and the arithmetics of the continuity of curve and surface.
为此对曲线曲面连续的条件和算法进行了研究。
We also give the condition and the arithmetics of the continuity of curve and surface.
为此对曲线曲面连续的条件和算法进行了研究。
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