12.17 校外教學 幼兒園 相簿 台中

12.17 校外教學 幼兒園 相簿 台中. English (uk) · русский · українська · suomi · español. 4k00:17young student watching lesson online and studying from home.

中華民國教育部版權所有© 2015 ministry of education, r.o.c. English (uk) · русский · українська · suomi · español. 4k00:17young student watching lesson online and studying from home. The effect of surface roughness on the transmission of microwave radiation through a planetary surface. Yuanwei1992 commented jan 12, 2021.

Yuanwei1992 commented jan 12, 2021.

中華民國教育部版權所有© 2015 ministry of education, r.o.c. 4k00:17young student watching lesson online and studying from home. The effect of surface roughness on the transmission of microwave radiation through a planetary surface. 中華民國教育部版權所有© 2015 ministry of education, r.o.c.