how to explain these in full sentences:Fuji Photo Film engineers made changes to Xerox designs to adapt the copiers to the Japanese local market. Nobuo Shono promoted the establishment of enduring R&D capabilities aimed at fostering the company's product innovation. Shono's development group produced four experimental copiers with projected manufacturing costs approximately half those of Xerox's smallest machine. In 1970, Shono presented a functional prototype in London, astonishing executives from Rank Xerox with its impressive performance. The machine operated at a modest speed of 5(cpm), yet it was significantly smaller and lighter compared to similar Xerox models. In 1973, Fuji Xerox introduced the FX2200, touted as the world's smallest copier in Japan, accompanied by the slogan: "It's small, but it's a Xerox". The FX2202, introduced in 1977 doubled the speed of the FX2200, while the FX2300 and FX2305 further enhanced the basic model