单词	empty quadrat
释义	empty quadrat 空样方
随便看	recycling relation mechanism recycling resource Recycling resource industries recycling resource industry Recycling Resources recycling reuse recycling reverse logistics recyclings re-cyclings recycling semi-aerobic landfill recycling separation recycling slag iron recycling society recycling speed recycling spraying recycling symbol recycling symbols recycling system recycling technical routes recycling technique recycling technologies Recycling technology recycling-technology Recycling Technology Diffusion recycling time