轻涂纸属于涂布纸序列, 其纤维组织均匀, 厚薄一致.Grohal belong to the coated paper series, the munltivariable uniform, fibrous tissue.光纤在其纤维材料中传导光线.Optical fibers guide light rays within the fiber material.澳大利亚的一种落尾木属植物,其纤维可供纺织用.Australian pla...
Why aren't all lenses supplied with a lens hood?为什么不给所有的镜头都配上遮光罩呢？The autoexposure button is awkwardly placed under the lens release button.自动曝光按钮安装在镜头脱卸按钮下面，十分不便。Your camcorder should have these basic features: aut...