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α. SMath .
ó ǥϰ ϴ α.
α Ʈ :
http://en.smath.info
SMath (3) ϱ
̼
2014-12-16 05:29:28, ȸ :
5,584
, õ :
778
3. ϱ(')
smath ̿ϸ ϱⰡ ϴ.
Ÿ L tð ȴٸ ӵv L/tԴϴ.
켱 ð t 10ʷ Ѵٸ t:=10 Է ' Էմϴ.
' Էϰڴٴ Դϴ.
s Էϸ Ʒ s second ϴ.
Ʒ ִ sec secondԴϴ. ̷ smath ִ ⺻
ֽϴ. 츮 ϴ κ smath ִٰ ø ˴ϴ.
Ʒ ð t Ÿ L sec, m Էϰ ӵ v L/t ,
Ÿ = Էϱ⸸ ϸ 5 Բ m/s smath ˾Ƽ
ǥݴϴ. t L Էָ Ǹ
˾Ƽ ǥõȴٴ Դϴ.
ġä̰ İ еDZ ؼ Ķ ǥõ˴ϴ.
v ü ǥϰ ʹٸ smath ǥ m/s ϸ ˴ϴ.
m km, s hr ٲپָ ˴ϴ.
Ѱ ǻ տ ' Էϴ ƾ մϴ.
Ʒ km/hr ٲ 'km/'hr տ ' Էؾ Ѵٴ Դϴ.
ٲپָ شϴ ڵ ٲϴ.
5m/s 18 km/hr ˾Ƽ ٲٴ Դϴ.
ڵ ȯ δ Ȳ ֽϴ. Ʒ tonf ϰ
m^2 f P/A ϸ smath ϰ Pa ݴϴ.
smath ȯ Դϴٸ, ʴ´ٸ κ ϴ´ ϸ ˴ϴ.
Ʒ 'tonf/'m^2 Էָ ϴ ֽϴ.
δ ڵȯ ټ ֽϴ. Ʒ ʴ´ٰ
Ѵٴ Դϴ. units don't match մϴ. տ fck MPa
ߴµ, fck 40̶ ڸ ʴ´ٴ .
̷ 쿡 n ̹Ƿ 40 100 MPa̶ ִٰ ϰ
Ʒ ʰ ǥ ֽϴ. Ǵ fck ؼ Ʒ ó
MPa Դϴ. ؼ ϸ ˴ϴ.
* ̼Կ ؼ Խù ̵Ǿϴ (2014-12-23 20:17)
̺귯 ǵǾ Ӱ ϴ ƽô?
Ʈ ϱ (kN) Ÿ(m) ϸ (J) Ҵdz.
^^;;
ۿ ؼ Ҹ ̳ ڷᰡ ִٸ Ź帳ϴ.
2021-03-23
11:48:22
̼
о Ҵµ user defined unit smath ˻غϽ Ʒ Դϴ.
https://en.smath.com/forum/yaf_postst431_Custom-Units-creating.aspx
2021-03-24
07:51:25
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