进九
进九-
没人喜欢失败但失败是生活和学习中不可或缺的部分如果衣服都没弄脏那你显然是根本没参与进比赛九
Nobody likes to fail but failure is an essential part of life and of learning If your uniform isn 't dirty , you haven 't been in the game Number 9
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研制了一套用于原子激发光谱及激发能级寿命测量的，由计算机、步进马达等九部分组成的靶室自动控制设备。
An automatically controlled apparatus of target chamber was made to measure spectra of the excited atoms and lifetime of the excited levels .