51吃瓜

1 ?????????? ?????? 2 ??????????? ???????????? 3 ???????? ?????? ???? 5 ????????????? 6. ????? 7 profit

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

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

1, ?????????? ??????

???????? ????? refers to the net material cost as required by the drawings=material volume * material density * material unit price.

2, ???????????? ???????????? ??????

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

3,???????? ??????????????????

??? ??? ?? ???????? ???? ??? ???????? ???? ?????????????? ?? ????????. ??? ????????????? ???? ???? ???????? ??? ??????? ??? ??? "?????? ????????????????????" ??? "?????? ????????????? ??????? ???? ???? ????????". ????????

1. CNC ????????? ????????

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

???????

???????????????????????? ????? 計算? ????? 5 ???, ??? 12 ???? ???? ???, 22 ???? ???? ????, ??? 8 ??? ???? ????.

?? ????, ????? ?? ?????? ????? 2 ??????? ?????, ?? ?????????????????? ???? ??? ??? 200 * 10000/5/12/22/8=189.4 ?????/???

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

Each CNC requires 3 technicians to operate, with an average monthly salary of 1800 yuan per technician. They work 22 days a month for 8 hours a day, resulting in an hourly cost of 1800 * 3/22/8=31 yuan/hour

???????

Refers to the auxiliary production materials such as lubricants and volatile liquids required for equipment operation. Each equipment requires approximately 1000 yuan per month. Calculated based on 22 days per month and 8 hours per day, the hourly cost is 1000/22/8=5.68 yuan/hour

2. ???????

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

???????

???????????????????????? ????? 計算? ????? 5 ???, ??? 12 ???? ???? ???, 22 ???? ???? ????, ??? 8 ??? ???? ????.

?? ????, ????? ??????? 500000 ?????, ?? ???????????????????? ???? ????? ??? 50 * 10000/5/12/22/8/60=0.79 ?????/?????

????????? ?? ????????? ???? ????? 10 ??? 100 ????????, ????? ??? ??????????? ???? ???? ????????? ??? 0.13-1.3 ?????/?????????

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

???? ????? ????? ???? ???????? ?? ?????????, ??? ?? ???? ??? ??? ????? 1800 ????? ???? ????????. ??? ????? 22 ??? ?? ??? ????? 8 ??? ?? ????, ??? ???????? ??? ?? ?????? ???? ????? ??? 1800/22/8/60=0.17 ?????/?????. ??? ?????, ??? ????? ??????? 1-2 ????? ???? ?????. ???????, ??

???????

?? ?????? ???? ????????????????, ??????? ????? ???? ??????? ?????? ????? ????, ??? 600 ?????. Calculated based on 22 days per ???? ??? 8 hours per day, ??? ?????????? ??? 600/22/8/60=0.06 yuan/pass

3. ?????????? ???????

?????????? ?????? ??? ????? ??????? (????, ???????????????, ???????????)

????????:

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

????? ???????? ?????: ??? ???????????????? ??? ???? ?????? ???? ?????????? ????? ??? ?? ????? ???? ?????????? ??? ????? ?????? ??? 25-60 ??? (??????? ???????? ??? ????? ????????). ??? ? ??????, 4-5 ?????????? ????? ??? ??? ?????????

???????? ????????????? ??????=6-15 ?????/?????????? ????

????? ?????: ?? ????? ? ??????? 15 ?????? ???? ??? ?????? ?????, ??? ???? ????? ???????????? 1200 ???/????, 22 ???/????, 8 ???/????, ??? ?? ?????? ??? ??? 30 ?????????? ?????/???.

?????? ??????=15 * 1200/22/8/30=3.4 ?????/?????????? ?????

????????????????? ?????????: ?????????? ??? ????? ??? ???????? ??????? ????? ????-???????????? ?ыл??? ??? ???????? ?ыл???, ????? ??? 50000 ????? ???? ????. ?? ??? ???????? 22 ??? ?? ????,

=9.47 ????/?????????? ????

???????????????: ?? ????????????? ??? ??? ?????? ????? ??? 1 ?????? ????, ??????????? ??? ??? 5 ???, ??? ???????? ???? ???, 22 ???/????, 8 ???/????, ??????????? 30 ?????????? ?????/???.

???????

??? ??????? ?????? ???? 22-32 ???/?????????? ?????

??? ??? ??? ??? ?? ???????????? ?????????????? ??? ???? ???.

4, ?????? ?????

???? ??????? ??????????, ??????-??????-?????? ??? ??????? ?????? ??? ???????, ???? 20-30 ?????/?????? ?????.

5,

?? ??????????????? ????? ???????? ??? ??? ?????????.

6, ???????????? ???

?? ????? ????? ???? ?? ????????? ????????: ?????? ?????, ???????? ??? ??????????? ????????

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

?? ?????? ?????? ???? ??????????? ?????? ??? ???????? ???? ??? ???????? ??? 150000 ???, ??? ?? ?????? ??????????????????? ??? ?????????? ??? 4 ?????? ???. ?? ?????????????? ???? ??????????? ?????? ??? ??????

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

??? ?? ???-????????? ??? ??? ????????? ??? ???????? ????? (??? ????? ??????????? ??? Geld ??? ???????? ?????????? ???? ??? 60 ???), ??? ???? ?? ?????? ???????? ????????? ????? ?????? 3 ??? ???? ?? ?????????????? ?

???????, ?????-?????????? ????? ????? ????? 5% ??? ?? ?????? ????????? ???????.

7, ????????

????? ????? ?? ??????termi?a ??????????? ??? ?? ????? ??? ????? ???????? ????????, ???????? ?? ?????? ???????? ????, ??? 10% -15%.

?? ???????? 7 ??????? ????? ?? ?????? ?????? ???? ????????? ??? ?????????, ????? ????? ?????????.

???????

?? ?????????????? ?????? ???? ????????????? ??? ????, ?????? ??? ????????????????:

?????? ?????? 8RMB/?????, ??? ???? ????? ????? ???????? ???? 1RMB

???????? ???????????????????? 5RMB/?????

CNC ??? ???????? ??? 1 RMB ??? ????, ?????? ????? ?????? ????

????? ??????????????????? ??? 70RMB ???? ????, ??? 50KG ???? ???? ?? ??? ????????

?? ????? ??計算????????? ?????????????? ???? ?????????? kwalite? ??? ?? ???? ?????????? ??? ?????????????????, ???? ??? ????? ????? ?? ?????????.

?? folgje??? ?????????????? ???????????? ????? ??????????? ?????????? ???? ?????? ???? ??? ???????? ???????????:

????????????? ???????=?????????? ???? ???????????? ?????????? x ?????? ????????????? ???????

??????????? ???????? ????????, ??????, ????????, ????????, ??? ??????? ??????

???: 3200RMB/T ?????-?????? ????????????? t=2.0 1804-? ????? 7 IT7

????? ?????? ??????????? ??????: 8.0-8.4RMB/KG, ??? ?????? ???? produkcijas ??? nekā 50KG ???? ??????.

????? ?????? ??? ???? ?? ???????: ???????? ???? ????, ????-???????? ??????? ????????, ????-???????? ??????? ????????, ????? ????????, ????-???????? ?????????, ??? ??????????? ??????? ??? 7.2 ??? 7.5 RMB/KG.

????????? ??? ????????? ????????????????????????? Basis ?? 1

?? ???????????? ?????? ????? CNC ???????????, CNC ????????, CNC ???????????, ??? CO2 ?????? ?????? ????? ??????? ?? ?? ??????????? ???? 2.5-3.5, ??? ??? ??????????? ????? ??????? ??? ?????, ?????? ???? ??? ???? ?

command

??? ??? ??????????? ??? ??? ?????? ?? 2, ??? ??? ????????????????? ?????????? ?? ?????? ?? 2

??? ??? ??????????? ??? ?????? 1.2, ??? ??? ????????????????? ???????????? ???? 2.5~3.5

??? ??????????? ?? ????????????? ???? ?????????, ??? ??? ????????????????? ???? ??? ??????????????.

??? ??? ??????????????? ??????????? ??? ???? ??????? ??? ????????, ???? ??? ????????? 0.75~0.85 ??? ??? ?????? ???????.

??? ??? ???? ??? ??????????????????? ?? 1804-f, ???????????? ?? ??????????? ??? 1.5~2;

??? ?????????? ?????????? ???????? ??? ????????? ????????, ???????????? ?? ????????? ??? 1.1~1.5;

??? ???????????????? ??? 20-30 RMB/m2

??? ???????????????? ????? ???? ????? Superficial 3?? ???? ??? 15-20 RMB/m2

????? ???? ??? ????????? ?????????? ??? ???????? ??? ??????????? ??? ????????, ??? ?? необходимо ?????????? ??? ????????????? ??? ??????????? ??? ????????????е??

?? ???????? ???????? ??? ?? ??????????? ????????, ????? ???? ??? ??? ??? ???????????? ???? ??? ??? 3%, ??? ??????? ??? ???? 28% -35%. ???? ???????????, ??? ??? ??????? ???? 18% -23%. ??? ?? ??? ?? ???????? ????? ????????, ???? ??? ????????? ??? ????????????????? ??