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Chemical engineering problems

2 freelancers are bidding on average $126 for this job

$155 USD in 3 days
(5 Reviews)
4.2
usmanhassan123

i am a mechanical engineer. give me a chance of doing work with you. i give you sample before work. i already done many mechanical projects. once contact with me.

$96 USD in 1 day
(1 Review)
1.4