ʯӢɰVˮ̎ʹõľwҪЩ
lrg2019-11-25 18:52:47 | ˸dȤ | u֣3 | ղأ
ʯӢɰVˮ̎ʹõľwҪЩ
1. ʯӢɰVϵʺĥp֮Ͳ1.5%ٷʰ|Ӌͬ
2. ʯӢɰVϵܶȲС2.55g/cm3ʹЌܶҪ߳⣻
3. ʯӢɰVϑҊĸЙCs|VϵˮҺж|1%ܶС2g/cm3p|ĺ0.2%
4. ʯӢɰVϵƟp0.7%}ʲ3.5%
ʯӢɰV^Vãˮ^ɰʯBһӣˮеЩҸrҪᘌЩđҸʯӢɰVϏSaʯӢɰVϾУӲȴgԺãܶȴCеȸߣʹLcǻWˮ̎ϡ
ʯӢɰʯӢɰVϡʯӢɰVϡˮ̎ʯӢɰVϡ늏Sˮ̎ʯӢɰVϡ^VʯӢɰVϡVʯӢɰVϡVʯӢɰV---ʯӢɰVϏSֱԃӆُᾀ
˽ʯӢɰʯӢɰVϮaƷĸYӍϢՈʯӢɰVϏSٷWվ Mвԃ
ƪrĸǣ