O(y)| ղ| a(chn)Ʒ| ھ(xin) | W(wng)վ؈D

gӭ(li)һW(wng)վ

xһ޹˾

xһ޹˾

xһ޹˾
T(mn)P(gun)I~Զx˺ rxcp δ(chung )

ʯӢɰ ʯӢɰV

ʯӢɰʯӢɰVψИ˜ʣCJ/T43-2005
a(chn)ƷB 
    ʯӢɰõԭЃɷN

1.ȻĺɰɰֺY(yu)c(din)Ǿ͵ȡr(ji)ȱc(din)ǣˮgr(sh)g^(gu)L(chng)ȽĥpƓpʸʹڶCеȲ@ЩӰ푞Vٵ

2.ȻʯӢVʯ(jng)ֺYxشCеȸɫ 
ʯӢɰȻʯӢVʯԭ(jng)^(gu)ˮϴx^(gun)ӽʶǼɫйɵĽYwęCеȺͻW(xu)

Ŀ

ҷ

ĥp

϶

λ

g/cm3

g/cm3

%

Y

0.025

>2.66

<0.8

<0.35

1.75

>43

99.8

<0.2

һƪ:wS   һƪ:X
欧美放荡办公室VIDEOS_av无码一区二区大桥未久_久久无码精品亚洲日韩_国产aa免费视频观看网站