Method and device for measuring size of high-concentration nano particle
CN101717508A
Method for preparing nano-silica-containing polyimide hybrid material
CN101456639A
Apparatus and method for processing hardly degradable organic wastewater
CN101503592A
Organic carbamide low temperature curing agent, synthesizing method thereof and epoxy powder coating composition using the low temperature curing agent
CN101418972A
Solar groove type and flat-plate type combine heat-collecting solution regeneration method, device thereof and applications