G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
G06G7/70—Analogue computers for specific processes, systems or devices, e.g. simulators for vehicles, e.g. to determine permissible loading of ships, centre of gravity, necessary fuel
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C67/00—Preparation of carboxylic acid esters
C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C2601/00—Systems containing only non-condensed rings
C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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