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青春期性教育
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青春期性教育
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Sex education for adolescence
青春期性教育
针对生殖器官发育成熟、第二性征开始发育的10~20岁青少年开展的以促进性安全、健康为目的的教育。
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suspect identification photography
suspended
suspended absorber
suspended access platform
suspended cable
suspended cable structure
suspended ceiling
suspended coil galvanometer
suspended culture of sea cucumber
suspended hunting area
suspended hydro-generator
suspended level
suspended load
suspended load sampling
suspended monorail transport
suspended mucky layer measuring system
suspended net engineering
suspended particulate
suspended particulate in ambient air
suspended particulate in swine building
suspended pile frame
suspended pipeline bridge
suspended placenta
suspended ring experiment
suspended sediment discharge measurement
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