Q: Remove the spaces from the following sentence: High lifting height (2,711 mm or 2,920 mm)
A: [Highliftingheight(2,711mmor2,920mm)]

Q: Remove the spaces from the following sentence: This contest can be useful in honing our skills and developing our strengths.
A: [Thiscontestcanbeusefulinhoningourskillsanddevelopingourstrengths.]

Q: Remove the spaces from the following sentence: 1 year ago 1:11:36 TXXX group, double penetration, shaving
A: [1yearago1:11:36TXXXgroup,doublepenetration,shaving]

Q: Remove the spaces from the following sentence: A zone with relatively high abundance of iron and with 'balance' between fission and fusion processes.
A:
[Azonewithrelativelyhighabundanceofironandwith'balance'betweenfissionandfusionprocesses.]