边界: boundary, border...
装卸: to load or unload, to transfer, to assemble and disassemble...
医院: hospital...
人力: manpower, labor power...
相当于: equivalent to...
定做: to have something made to order...
日历: calendar...
缺席: absence, absent...
工科: engineering as an academic subject...
不亦乐乎: isn't that a joy (quote from Confucius), (jocularly) extremely, awfully...