barium disilicate activated by lead是什么意思

用法例句

Objective To observe the therapeutic effect and safety of heavy silicone oil used as internal tampenade to treat com- plicated retinal detachment.

目的观察重硅油作为眼内填充物治疗复杂性视网膜脱离的疗效和安全性。

Heavy silicone oil is heavier than water and better to inferior retina.

重硅油比重大于水,可以对下方视网膜产生有效顶压。