The paper mainly is a serial of research works to the initiation system.
本文主要是针对这套起爆系统所进行的一系列的研究工作。
He is a young artist whose works are mainly oil on silk.
谢帆是一位年轻的艺术家，他的作品是用油画颜料画在绢上而形成的。
Be mainly in charge of the construction works of the hotel at first.
最初主要负责宾馆的筹建工作。
Be mainly in charge of the construction works of the hotel at first.
最初主要负责宾馆的筹建工作。
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