Fundraising September 15, 2024 – October 1, 2024
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1
中华人民共和国国家标准 GB/T 19447-2004 热交换器用铜及铜合金无缝翅片管=The copper and copper-alloy seamless tubes with integral fins for heat exchanger
bfe
atm
h85a
ha177
tp2
bbe
fea
hsn70
rrb
tu0
tu1
tu2
v002
wes
wma
8b2s
asb
bgs
bite
bll
bof
byr
fab
fre
hbx
heal
inl
lrr6l
mra
sfr
tarr
tp1
wea
wear
wlsv
wth
wwe
y002
yih
封
acy
aih
akltrarblert
al2
al8.6.2
alar
alloy
almtere
amr
amt
Language:
chinese
File:
PDF, 9.57 MB
Your tags:
0
/
0
chinese
2
空调与制冷用高效换热管
机械工业出版社
中华人民共和国工业和信息化部
rrr
hme
rra
tp2
areer
asr
hsn70
arerr
bes
fre
h85a
hai77
rarer
rba
srr
titi
ttt
4x10
anes
arb
arr
b.s
baar
bagh
bash
bie
bll
brie
c12200
ehr
eon
errr
fr2
frr
herat
hrs
ltr
ored
pmb
rce
rcs
reet
rhe
rkf
rrl
rrma
rrs
rse
shes
shwe
Year:
2018
Language:
chinese
File:
PDF, 2.79 MB
Your tags:
0
/
0
chinese, 2018
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