“膜下的”用英语怎么说

白方是铁氟龙玻璃复合材料,持有膜下的测试.The white square is a Teflon - glass composite material that holds the test membrane underneath.被膜下的坏死区域恰在相应动脉分支的供血区.The area just under the capsule is spared because of blood supply from capsular ar...