盘尾丝虫病或者河盲症是整个非洲存在的一个主要致盲性传染病，一种可以用来消灭该病的新药目前在3个非洲国家进入临床试验。
A clinical trial is being launched in three African countries of a drug that could eliminate onchocerciasis, or river blindness, one of the leading infectious causes of blindness across Africa.
按杜邦标准p9e制作临时测试用盲板(煎盘式测试盲板)，并按位号和区域号编排。
Fabricate temporary test blanks (frying-pan test blanks) to DuPont Standard P9E. Control test blanks by identification number and location.
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