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ߣ  ݽʯԭ  2023-3-2

һЩѾ˵ǵIJĿһ˵70ĿģȻҲ50ĿġôǷ֪ĿôأżǺʹҷĿôġ

1 ˽ҵĿ㷨

Ҫ˽Ⲽ϶ɴΪɵġôǵܶȻԲܶΪˡôҪ˽һҪݾĿԵλӢںߵĸܶȡ

2 óӲܶ

һ˵ķ֯Ǿγ١ôֻҪܶȣСóɫƷľĿôܶ1ֵĸ14

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3 òӲԲγܶ

ͨͼƬǿԿά1Ϊ9

γ

4֪Ŀ

ôͨ㣬֪ľΪ14*2.54cmγΪ9*2.54.е2.54ΪһӢ2.54סô㣺Ϊ36γΪ23ôγӣ36+23Ϊ59Ŀôܶȱ59Ŀˡ

ͨĽܣ𣿻ӭһ಼֪ʶݽʯΪṩżIJƷǿΪṩɫ񡢶ƷֵĽγƷʡ


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