1.Duties have been reassigned to avoid wasteful duplication of work.

1.为避免重复劳动浪费资源，任重新分派。

2.This system is unique in the market and results in very smooth movements of the machine assuring centesimal precision results in duplication.

2.该系统市场上属独创，能够非常平稳移动，并确保百分之一的复制精确度。

3.Neuraminidase is a kind of glycosidoprotein, it resides the surface of influenza virus A and B-, and plays a key part in the process of virus duplication and infection.

3.神氨酸酶是A、B型流感病毒表面的糖蛋白，流感病毒复制和感染过程中起关键酶的作用。