如今，第一个人视网膜植入设备即将在欧洲获得临床准入资格并且上架销售，与当年的耳蜗植入设备境况相同。
Now retinal implants are at a similar point, as the first such device is about to be granted clinical approval in Europe and will then go on sale.
用于将板材固定在X和y轴位置上(支撑架中点与尾部止点上的线对齐)板材尾部顶住木头尾部止点。
Locates the tail of the board in the X and Y position (centre of the stringer aligns with the line on the tail stop). The tail of the board butts up with the wooden tail stop.
使用一个文件架。它应该与你电脑显示器在相同的高度和距离(架子最好安装在显示器上)。
Use a document holder. It should be at the same height and distance as your computer monitor (holders mounted to the monitor are ideal).
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