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Concrete pumps and mortar sprayers have similar functions. What are the similarities and differences between these two machines?

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It can be both inspiring and calming to write a children's book. Yes, it can be intimidating to sit down to write a book that so many kids will read.

It can be both inspiring and calming to write a children's book. Yes, it can be intimidating to sit down to write a book that so many kids will read.

It can be both inspiring and calming to write a children's book. Yes, it can be intimidating to sit down to write a book that so many kids will read.