目的评价双醋瑞因(安必丁)治疗膝骨关节炎(OA)患者的疗效和安全性。
Objective To evaluate the efficacy and safety of diacerein in patients with knee osteoarthritis (oa).
变态过程是双壳贝类由幼虫向成体转变的一个必不缺少的发育阶段。
Metamorphosis is an important stage from larva to juvenile in bivalvia.
弹丸着靶坐标和飞行速度以及飞行方向角是外弹道测试中必测参数，本文针对四幕光幕靶和双光幕测速系统的不足，采用六个大靶面光幕靶，构造出了两类六光幕阵列结构。
Because of drawback of four-screen measuring system and two-screen velocity measuring method, an improved six-light-screen array is presented that is composed of six large area light screens.
弹丸着靶坐标和飞行速度以及飞行方向角是外弹道测试中必测参数，本文针对四幕光幕靶和双光幕测速系统的不足，采用六个大靶面光幕靶，构造出了两类六光幕阵列结构。
Because of drawback of four-screen measuring system and two-screen velocity measuring method, an improved six-light-screen array is presented that is composed of six large area light screens.
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