Recreation, Volum 56National Recreation Association, 1963 |
Des de l'interior del llibre
Resultats 1 - 3 de 77.
Pàgina 232
... costly matter . Aside from maintenance , there are two factors which make up the cost of operation of such lights ; namely , demand charge and energy charge . The demand charge is a cost assessed by the power or utility firm to ...
... costly matter . Aside from maintenance , there are two factors which make up the cost of operation of such lights ; namely , demand charge and energy charge . The demand charge is a cost assessed by the power or utility firm to ...
Pàgina 377
... cost . Obviously , the larger the ice sheet , the greater the cost , but the price will be lower per square foot of ice surface . As to type of floor , the following list is offered with the type with the highest cost given first : ( 1 ) ...
... cost . Obviously , the larger the ice sheet , the greater the cost , but the price will be lower per square foot of ice surface . As to type of floor , the following list is offered with the type with the highest cost given first : ( 1 ) ...
Pàgina 378
... cost is a wise expense . Two brine pumps are recommended for all ice rinks , each one capable of full load . " Packaged " machine rooms are almost universal . Remote or " site - built " machine assemblies are almost out of the picture ...
... cost is a wise expense . Two brine pumps are recommended for all ice rinks , each one capable of full load . " Packaged " machine rooms are almost universal . Remote or " site - built " machine assemblies are almost out of the picture ...
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