求翻译：色泽均匀, 不得有明显色差；瓶表面应光洁、平整, 不得有变形和明显擦痕；不得有砂眼、油污、气泡；瓶口应平整光滑是什么意思？

Uniform color, no obvious color; bottle surface should be smooth, flat, without significant deformation and scratches; not have trachoma, oil, air bubbles; bottle should be smooth

Color evenly, there must be no significant chromatic aberration; cylinders should be glossy surface, formation, and there shall be no deformation and clear shoe shine trace; there shall be no trachoma, grease, bubbles formed; through the mouth of the bottle should be smooth

The luster is even, must not have the obvious chromatic aberration; The bottle surface should be bright and clean, be smooth, must not have the distortion and the obvious scrape; Must not have the trachoma, the greasy dirt, the air bubble; The bottle mouth should level smoothly

Color uniformity, there shall be no significant difference; the bottle surface should be clean, neat, there shall be no deformation and obvious scratch; no sand hole, oils, bubbles; bottle should smooth

Color uniformity, there shall be no significant difference; the bottle surface should be clean, neat, there shall be no deformation and obvious scratch; no sand hole, oils, bubbles; bottle should smooth