English translation for "双焦玻璃"

bifocal glass

Similar Words：

"双降生物素亚砜" English translation, "双降脱硫生物素" English translation, "双降小茴香酮" English translation, "双降羽扇烷" English translation, "双降藿烷" English translation, "双焦点" English translation, "双焦点x线管" English translation, "双焦点的" English translation, "双焦点干涉显微镜" English translation, "双焦点干涉仪" English translation