全世界约有600名创造性的作家，编辑，出版商，艺术家和摄影家加入了美国犬类作家协会。
About 600 creative writers, editors, publishers, artists and photographers around the world belong to the Dog writers Association of America (DWAA).
摄影商业协会(PMA)预测说，到2006年1月，美国将有一半的家庭拥有至少一部数码相机。
By January 2006 more than half of all American households will own at least one digital camera, predicts the Photo Marketing Association PMA.
贝客源自美国，美国医学超声协会会员，服务于胎儿写真、新生儿摄影及婴儿睡眠训练等领域。
Bekylin comes from US, member of AIUM, we serve on infant Sonogram, new born baby photography and sleeping training.
贝客源自美国，美国医学超声协会会员，服务于胎儿写真、新生儿摄影及婴儿睡眠训练等领域。
Bekylin comes from US, member of AIUM, we serve on infant Sonogram, new born baby photography and sleeping training.
应用推荐