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مل
Hec
class work
changes.
- calculate. increaspag length of 130cm
prassvord
that is heated from 15k
2
71.. (2.brass-1.9×15. K1/
式
300°C. when it is exact1380111ayal
100°C
ceion--1'2'X 155 1-1/
1. The length. Of a steel roofs. 100Mbit
change
.is 2.4 x 10-dm what is the
change in temperature steel


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