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5Â¥: Originally posted by Xiedanhui at 2014-08-22 11:02:58
Hi,С²Ý´óÉñ£º


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https://www.wordreference.com/definition/increase%20by
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7Â¥2014-08-22 11:54:37
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ssssllllnnnn

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RXMCDM: ½ð±Ò+1, ¶àлӦÖú£¡ 2014-08-23 08:42:59
phu_grassman: ½ð±Ò+10, ·­ÒëEPI+1, Thanksgiving.Ó¦¸ÃΪ"¼õÉÙÁË2/3"ÒÔ¼°¡°Ôö¼ÓÁË2±¶¡±¡£ 2014-08-25 15:07:07
Factor = a quantity by which a stated quantity is multiplied or divided, so as to indicate an increase or decrease in a measurement

"by a factor of " is used commonly to mean the same as "multiplied by" or "divided by."

reduce the production by a factor of 3. ¼õÉÙ3±¶
is increased by a factor of 3. Ôö¼Ó3±¶ £¨ÖÐÎĿɱíʾΪ£ºÔö¼ÓÁË2±¶»òÔö¼Óµ½3±¶£©
3Â¥2014-08-22 10:53:21
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Xiedanhui

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RXMCDM: ½ð±Ò+1, ¸ø¸ö¿Ï¶¨µÄ´ð°¸°¡£¡ 2014-08-23 08:43:51
phu_grassman: ½ð±Ò+10, thanks, DD. 2014-08-25 15:07:42

Hi,С²Ý´óÉñ£º


ÎÒ¾õµÃµÚ¶þ¸öÊÇÔö¼ÓÁË3±¶. ¸Ð¾õÉÏÊÇ´ÓX±ä³ÉÁË4X¡£

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https://www.wordreference.com/definition/increase%20by
https://www.wordreference.com/definition/reduce%20by
https://forum.wordreference.com/showthread.php?t=2341345


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increased by a factor of A = multiplied by A£¬
reduced/decreased by a factor of A = divided by A.

¿´¿´ÕâÁ½¸ö£¬Ó¦¸ÃÊÇnative speakerдµÄ°É£¿
https://mathforum.org/library/drmath/view/74439.html
https://forum.wordreference.com/showthread.php?t=883785

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5Â¥2014-08-22 11:02:58
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phu_grassman

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3Â¥: Originally posted by ssssllllnnnn at 2014-08-22 10:53:21
Factor = a quantity by which a stated quantity is multiplied or divided, so as to indicate an increase or decrease in a measurement

"by a factor of " is used commonly to mean the same as ...

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