51吃瓜

?????? ?? ???? ?????? ????? ? ???????? ( ??????? ???? ?????? ????? ???? ??? ) ?? ???? ??? ??????? .

??? ????? ???? ????? ???? ???? :

??? & ????????? ? 5pcs ????? = ??????? x60%

MOQ & LT ? 20PCS ????? = ??????? X50%

??? & ????????? ? 100pcs ????? = ??????? X40%

??? & lt ? 200pcs ????? = ??????? X30%

200< ; ??? & ????????? ? 500 ????? = ??????? X25%

moq & ???? ?? ? 500pcs ????? = ??????? X20%

????? = ( ???? ?????? + ???? ????? ?????? + ???? ????????? ?????? ?????? + ???? ????? ?????? + ???? ????? + ???? ????? )

????? ??????? = ????? ??? ??? ( 20 ? - 60 ? )

?????? ??????? ?????? = ???? ?????? + ???? ?????? + ???? ????????? ?????? ?????? + ????? + ???? ????? + ???? ????? + ?????

????? ?????? ?? ???? ( ???? ????? ? ??? ) = ??? ????? ? ????? ?????? ? ??? ?????? = ????? × ????? × ??? ???? ??????? ? ???? ??????? ? ??? ??????

?????? : ( ??????? : ????? ?????? ??? ???? ??? : ????? ??? ???? ??? ) ?? ?? ?????? ???? ? ???? ?? ??? ???? ?? ??? 1984 ? ???? ?????? ??????? ??????? ????? ????? ???? ????? ? ??? ????? ?????? ?? ????? ?? ?????? ? ????? ??? ????? ?? ????? ?????? ?? ?? ?????? ??????? .

???? ??????? : ???? ??????? / ?? = 115 ? ???? / ????? ???? = 122 ? = 130 ?

?????? ??????? ??? ????? = ??? ????? + 10 ???

????? ?????? = ????? ?????? ?????? ?? ?????????? × ????? ?????? ( ????? ??????? ?????? ??? + 10 ??? ) / 10x1000000x ?????? ? ??????? ( 2.75g / m 3 )

????? ???????? = ????? ?????? × ????? ??????? ( 115 ?? ?????? ?? ???? ??????? ? 122 ?? ?????? ?? ????? ???? ? ???? ???? 130 ?? ?????? )

????? ?????? = ??? ?????? × ????? ????????

????? ?????? = x0.03 ( 0.03 ?? ???? ??????? )

?????? ??????? ?? ??????? ???????? = ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ????? ??????? ???? ???? ???? ????? ???? ????? ???? ???? ????? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ????

? ????? ??????? ???????? = ????? ????? ??????? / ??? ?? ????? ?????

1 . ????? S & LT ; 0.05m ? ? ?????? ????? 1.38 ?? ??????

2 . ????? 0.05m ? ?????????? ; ? & ????????? ? 0.1m ? ????? ????? 1.23 ?? ??????

3 . ????? 0.1m ? ?????????? ; ? & ????????? ? 0.25m ? ????? ????? 1.17 ?? ??????

4 . ????? 0.25m ? ?????????? ; ? & ????????? ? 0.6m ? ????? ????? 1.12 ?? ??????

5 . ????? S & GT ; ????? ????? 0.6m ? 1.06 ?? ??????

????? moq & lt ; 100 ???? ??????? ???? ? ???? ????????? ??????? ??????? ?????? ???????? . ?????? = ( 30-50 ) X ??? ??????? ???????? / ???

??? ??????? ( ?? ?????? 20kg ??? ?????? )

?????? ?????????? : [ ( ??? + ??? + 2 ) ? ( ??? + ?????? + 2 ) ] / 500x ??? ?????? ? ?? ???? ????? / 500x ??? ??????

???? ????? / ????? ????? ?????????? : ( ??? + 1 ???? ) ? ( ??? + 1 ???? ) ???? / 1000x ??? ??????

??? ?? ????????? ???????? : 0.08x ????? ( ? ) ? ????? ( ? ) x1.84x ??? ?????? ( ?????? ????? 16 ???? / ?? ? PE15 ???? / ?? )

?????? ???? ????? ????????? : 800x600x140 ???????? 5T ????? ???? ??????? ?? 36 ????? ? ?? ???? ?? ???? ???? ?? 1.5m ????????

??????? ????? ?????? : 2000x800x140 ( ?? ?????? 400kg ??? ???? )

????? ??????? 5 ?? = l9mxw2.4mxh2.5m ( ??? = 54m 3 )

??? ?? ??? ??????? ?????? = 500 / ????? ?????? ????????? x1.17

????? ?????? ????????? = ( ??? ?????? / ?????? ??? ) ? ( ??? ?????? / ?????? ????? ) ? ( 1500 / ?????? ?????? ) ???? ??

??? ???? ?????? : ?????? ????????? : 9 ( 1 / 2 ) x9x7 ( 1 / 2 ) 2pcs ??? ??????

??? 9 ( 1 / 2 ) x25.4 = 241.3 800 / 241.3 = 3.319 ( ???? )

??? 9 × 25.4 = 228.6 600 / 228.6 = 2.62 ( ???? )

?????? 7 ( 1 / 2 ) x25.4 = 190.5 1500 / 190.5 = 7.87 ( ???? )

????? ???? ??????? = 3x2x7x2x36 = 3024

???? ?? ???????? = ????? ????? x36 / 500 ?? = 1 / ????? ??? ????????

??? ??????? ??? ?? ???? ?????? ? ??? ?? 2 ? ?? ?????? 1.5 ????

??? ??????? : 1U = 25S ? 2U = 35S ? ???? ??????? / ?? / ???? ??????? = 45S

??? ?????? ??????? ????? ???????? 40S

????? ????? ?? ???

??? = 2 ???? / ?????

??? ??????? = 35 ???? / ?????

?????? = 4.47 ???? / ?????

??? [ ? & ?? ] ; 600mm = 0.36 ???? / ???? ? & ??? ? 1200mm = 0.55 ???? / ???? ? ≥ 1200mm = 0.8 ???? / ????

??? / ????? = 0.45 ???? / ?????

????? / ????? / counterbore / ?????? = 0.08 ???? / ????

????? = 19 ???? / ? ? = 20.5 ???? / ? ?

???? ??????? = 0.97 ???? / ????? ( 1 ?? = 15S ? ???? ???? = 12 )

?????? / ??? + 1 ???? / ????? ???? = 0.12 ???? / ????

???? / ?????? = 0.12 ???? / ???? ??????? ????

???? ???? : 45t = 0.13 ???? / ???? 60t = 0.16 ???? / ???? 80t = 0.2 ???? / ????

110t = 0.25 ???? / ???? 160t = 0.29 ???? / ???? 200t = 0.33 ???? / ????

m250t = 0.35 ???? / ???????? 400T ??? ????? = 0.49 ???? / ????????

????? ?????? : 0.65 ???? / ????

?????? : 0.5 ???? / ????? ( ??? ??????? 0.1 ???? / ????? ????????? ? ???? ????? 0.05 ???? / ????? ????????? ? ???? ??????? 0.08 ???? / ????? ????????? )

????? = 100 ???? / ?

???? ?????? : g127 / g150 = 21.8 ???? / ? ? g129 / g107 = 20.1 ???? / ? ?

g108 = 25.9 ???? / ? ? g139 = 43.7 ???? / ? ?

g133 = 44.4 ???? / ? ? g133 = 44.4 ???? / ? ?

????? ??????? ??????? ????? ( g011 ) = 5.98 ???? / ??

?????? ???? = 8-12 ???? / ㎏

t001 = 6 ???? / ?

g002 = 25.64 ???? / ? ?

??????? = 273.05 ???? / ? = 99.27 ???? / ?

???? ????? ??????? ??? ?? ???? ???????

???? ????? ???? : ? = txcxmx1.3 / 1000 ??

? = ??? ?????? ? = ??? ???? ? = ??? ???? 1-3 = ????? ??? ??????? + ??? ????? + ??? ????????

???? 18 ???? / ????? ( A4 ) ? ???? ???????? ( A4 ) = ????? × ????? × 0.08 ???? ?????? ( 20 ?? × 30 ?? ) × 0.08 = 48 ????

????? ??????? ?????

?????? ??? ????? ( ? = 0.5-1.5 )

??? ??????? / ??????? ?? ???? ????? ?? ????? = 1 ????? / ??? ????? ???? ???? ?? ???? ?? ????

?? ???? ?? ?????? = [ 2500 ( ????? ????? ???? ??? / ??? ????? ) × [ 1220 ( ????? ????? ???? ????? / ??? ????? ) ]

?????? ??? ????? ( ? = 2.0-2.5 )

?????? ??? ????? = ??? ?? ?????? ??? × ????? ???? ????? + ??? ???? ??? × ????? ???? ?????

??? ??????? / ??????? ?? ???? ????? ?? ????? = 1.5 ????? / ??? ????? ???? ???? ??? ?? ????

??? ????? ???? ???? ??? ???? ????? = [ 2500 ( ????? ?????? ?????? ????? / ??? ???? ????? ) × [ 1220 ( ????? ?????? ?????? ????? ) / ??? ???? ????? ]

???? ????????? :

1 . ????? ?? ????? 5 ? ( ??? ????? ?? ????? )

2 - ????? ????? ?????? ?????? ??? ?????? ?????? ????? 3 ? - 5 ? .

3 - ????? ????? ?????? ?????? ?? ?????? ?????? ???? 1 ? - 3 ?

?????? ( T3.0-3.5 ) .

?????? ( t4.0 ) .

??? ????? = ??? ??????? / ??????? + ??? ?? ?????? ??? × ????? ???? ????? + ??? ???? ??? × ????? ???? ?????

??? ??????? / ??????? ?? ???? ????? ?? ????? = 1.5 ????? / ??? ????? ???? ???? ??? ?? ????

??? ????? ???? ???? ?? ???? ???? ????? = [ 2500 ( ????? ?????? ?????? ?????? ???????? / ??? ???? ????? ) × [ 1220 ( ????? ?????? ?????? ?????? ???????? / ??? ???? ????? ) ]

1 . ??? ?????? = ( ??? ?????? CT + ??? CT ) ? = ????? ????? ? ??? CT

2 . ??? ??????? 10 ????? ( 2 ????? ?? ?????? ??? ?????? ?????? ????? + 4 ????? ?? ??????? ??? ??? + 4 ????? ???? ????? ??????? ??? ??? ?????? ) ? ?? ????? ??? ??? 20 ???? = 10 ????? / ?? ???? ?? ?????? ???? ?? ???? ???? ????? / ??? ?? ?????? ??????? ??? ??? 20

CT ????? = ( ??? ????? + ??? ????? ) ? ???? ?????????

4 . ????????? ??? ???? : 1 ? ????????? ??????????? 5 ? - 10 ? ??? ??? ????? ? ???????? ???????

2 ? ?????? ????????? 2 ? - 8 ? ??? ???? ? ?? ?????? ?????

3 ? ????????? 1 ? - 5 ? ?? ?????

??? ????? ????? = ??? ??????? ???????? + ????? ????? + ???? ????? ?????

????? ?????? ?? ???? ??????? ?? ????? ?? ???????? ???? ????? ????? ???? ?

?? ???? 100 ??? ????? ? ??? ?????? 25 ???? / ?? .

2500 ???? ???? ??????? ??? ??? ??? ????????? ?????? ?????? .

?? ????? ??? = 25 * 100 / ???

??? ????????? ?? ???????? ???? ?? ?????? ?????? ?????? ? ?????? ?????????? ???

???? ????? ?????? :

??? ???? ?????? : 20230328 ??? ??? ????? 10000 ??????? ? ????? ??? 10000 ??????? ? 50 ? ?? ????? ( ?? 5000 ??????? ) ?? ??????? ??? ????? 5000 ??????? ? ?? ????? ???????? ???? ??????? 10000 / 5000 = 2 ???? ? ???? ?? 5000 ??????? ????? ??? ????? ??? ??????? ( ???? ?? ??? ?? ???? ?? ???? ??????? )

??? & ????????? ???? ?? ??????? ???????? ?????? ????? ?????? ?????? ? 3000 ? ??? ????? ??????? ???????? ?????? ????? ?????? ?????? ????? ? ???? ?????? ?? ??? ≥ 2500

??? ???? ?????? : ???? ??????? 16000 ???? ? ??? = 4000pcs

???? ???? ??? ????? ???????? = 16000 / 4000 = 4 ????

????????? ?????? ?????? ???????? ???? ?????? ????? ????? 10 ????

?? ??????? ??????? ?? 10 + 4 = 14 ????

??????? ??????? = ??????? × ?????

????? moq & lt ; 3000pcs ??????? ?? ??????? ??? ??? ?????? ? ????? ??????? ???????? ?????? ????? ???? ?? ???? ????? ??? ?????? .