![Abuld-it-yourselfsolarstill（蒸馏器）isoneofthebestwaystoobt...]( "Abuld-it-yourselfsolarstill（蒸馏器）isoneofthebestwaystoobt...")
- 问题详情：Abuld-it-yourselfsolarstill（蒸馏器）isoneofthebestwaystoobtaindrinkingwaterinareaswheretheliquidisnotreadilyavailable.DevelopedbytwodoctorsintheU.S.DepartmentofAgriculture,it’sanexcellentwatercollector.Unfortunately,youmustcarrythenecessaryequi...
- 26086
科举吧