"女装人体模型" can be translated into English as "female mannequin" or "women's clothing mannequin".
"Female mannequin" is a more general and commonly used term, directly indicating that the mannequin is designed to display female clothing.
"Women's clothing mannequin" is slightly more specific, emphasizing its purpose for displaying women's apparel.
Both expressions are accurate and can be used interchangeably in most contexts.