ɰʯȹʵ
ʵ鱨
ѧ ţ 2010010131
ţ 02 2011.11.16 ʵڣ ΰ ߣ ʵ Ȼ ˣ һ ͬ
ϵʵ
רҵĵοаء
һ ʵĿ
1 ѧϰɰɸʯӵʵܶȵ鷽
2 ͨɰɸʵ飬жɰĴ֡ϸɰļǷϸ 3˽ʯӵ롢Ƭ״ѹָɶܶȵ鷽 4˽ϵͲѹǿȲԷ
ʵ
1ɰܶȲⶨ 2ɰɸ飻 3ʯӵʵܶ飻
4ʯ״Ƭ״ⶨʾ 5ʯѹָⶨʾ 6Ͳѹǿ飨ʾ
ʵԭ
1 ܶȵĶ壺
3
Ʋϵıܶȡλg/cmտڵĵλ,Ӧ½
3
ʵʵƽֵΪⶨֵν֮0.02g/cm 顣 ϸģ2
ʾ㹫ʽΪɰĴϸ̶ͨۼɸٷֱȼϸģMx
A?5?A?A)?(A?AA 251364?M
xA?100 1
ɸϵۼɸֱΪ5.002.500.160 mmA2A61 ʽУA1 ٷʣ ִ֡Сϸϸֹϸģ涨ɰϸģ(Mx)2 ɰĴϸ̶ȣ
Ϊϸɰ2.2~1.6Ϊϸɰ1.5~0.7Ϊɰã3M=3.7~3.13.0~2.3Ϊɰxɸڵжɰĸ0.630mmɰĴϸ̶ȡ40%~16%ڵڢ85%~71%ɸٷֱڵڢ70%~41% ڢ רҵĵοа
ء
3ʯӵʵܶʵҪ˵ʯӱ۲䵷ʵܶȵı仯,1)ֵͨʯӲͬĴ, ,зʵܶȵ 10mm,10-20mmֱΪ5,2)ʵʹõʯʯʯ 10L3)ݻΪ 20Kg4)ʯӵijΪ ѹָʾʯӵֿѹǼӵƲӦǿȵһַ3
鲽ġ ʵ ɰıܶ1
1g)1ʵƽ(1kg ƿ(500ml) 䣻
: 2ʵ鲽mҡƿװʢаƿ俪ˮƿУ300g()-- ȡɵ