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1·RA 1535成膜薄、透明、中硬、不粘,其具有很好的渗透和粘着性能、优良的抛光性能。
Ra 1535 forms a transparent, thin, middle-hard and non-sticky film. It has good penetrative, adhesive and polishing properties.
2·第乌:印度西部一岛屿,位于孟买西北。1535年后属葡萄牙,1961年第乌被印度侵袭,次年被其吞并。
An island of western India northwest of Bombay. A Portuguese possession after 1535, Diu was invaded by India in 1961 and annexed the following year.