正常婴儿角膜横径约()
A.10mm
B.10.5mm
C.11mm
D.11.5mm
E.12mm
参考答案:B
滴眼液的制备
滴眼液的渗透压应()。
A.0.8%~1.2%
B.0.6%~1.2%
C.0.4%~1.5%
D.0.3%~1.2%
E.0.5%~1.2%
变压器油枕有哪些作用?