1、ICS 65.020.20 B 38 DB46 #K+, DB 46/ T 4712018 #K+-k/T?/ 2018 - 10 - 23 2018 - 12 - 01r #K+, ,-71u) DB46/T 4712018 I ! ? 79 GB/T 1.1 -2009 5*,?IC9y 7+a#-1Jp* 7C9y -k0L9+X=(.D0p#6p#*+O(09L ( 7k?C9y)0+H F9?B=+L$1 *6+M1y_?r 7F2+X#.2,+O 2 ?8* ;Gm 40% 75%/= d60F8%$mEW F29;mE?, m/Q 3 m:, X 3.3.2 H 6y $5L r
2、9y.# A 50 cmM6Er2 O$5d90 1:3 w0$ 890 1000:1 3%+bMLM9G?l/= 4#|D 4 m 6 m/=| 4#|D 6 m 8 m/=| 4#|D 8 m 10 m/=| =?I!Q+OIF9 8F2jLj/= 4.3.2 / 9j6Z9I X*6, F$!4 10 cm4 20 cm,09jCL-,/9 -$ /=LL-,/96 /=!0Z? OEE/ A8V = Z89yEjIF2F9 X:x 10 xm4 1 X 40% 75%)KmEQxO w# 0.1%/GRJ$# 7 d !QF!Q ?x&8#&=Z +X 90%|, A.15*#-1/+
3、X9 A.1 #K+,/U*p9C 5F 9FJ+X =0 5F 9FJ+X =0 5F 9FJ+X =0 1 22 /K% 43 & 2 %$%$# 23 +b/ 44 $+b 3 p8 24 W 45 /FK 4 $_I 25 d7*./ 46 /FK 5 p7B 26 (1./ 47 /FJ 6 $ 27 +b*.)/ 48 /FKq 7 L9y7B 28 +b*2#/ 49 .4/ 8 8?r 29 h/ 50 | 9 (?r 30 #&1 51 _9 10 CQfr 31 ,1 52 1.,1 11 .g2 32 &J1 53 12 J2 33 &4/ 54 O7x 13 OG7* 34 .)/ 55 G+b7*/ 14 +HO 35 =w/ 56 _/*L 15 UPj 36 ./ 57 /56 16 OGJ 37 _A/ 58 /5+b6 17 UP.u 38 94/ 59 +b/*L 18 +b7*/ 39 p/ 60 7*9/*L 19 )./ 40 .i 61 9_p=G 20 +b*)./ 41 _G 62 =/9j/ =/6 X7qA93 $LF 21 ux/ 42 _i _
