toppanBNC²³⁶²¹³⁺¹ 例句 Second, ink: overall proportion toppan down, but the flexible printing inks ratio will rise, and it also accords with the United States and Japan, the development trend of the developed countries. 凸版油墨：整体比例将下降，但是其中柔性版油墨的比例会不断上升，这也符合美国及日本等发达国家的发展趋势。 rbole.com