The ability of lubricating oils to resist viscosity changes during temperature changes is indicated by the ____.A.American PetroleumB.Institute number viscosity index numberC.Seconds Saybolt Furol numberD.Seconds Saybolt Universal number
The ability of lubricating oils to resist viscosity changes during temperature changes is indicated by the ____.
A.American Petroleum
B.Institute number viscosity index number
C.Seconds Saybolt Furol number
D.Seconds Saybolt Universal number
相关考题：
Some of them did not get a chance to see the Olympic flame because of the () changes, but we, indeed, feel their passion for China and the Olympics. A.profitB.suspendC.escapeD.route
Reducing the gap between rich and poor is one of the main _______ facing the government.A、chancesB、challengesC、chainsD、changes
WhattwostatementsaretrueaboutOracleEnterpriseManager’sJavaDiagnostictool,whichmakesthetoolsuitableforproductionserverdiagnostics?() A.virtuallyzerooverheadforapplicationrunningintheJVMB.nostallingofrunningJVMwhentakingaheapdumpformemoryanalysisC.noneedofmodification，changes，orinstrumentationoftheapplicationsinceisusesNetworkProtocolAnalysis（NPAtechnology）D.providesByteCodeInstrumentationforJava
The process of choosing names______ widely from culture to culture．A．shiftsB．variesC．differsD．changes
The price of vegetables varies according to the weather.A: jumpsB: risesC: fallsD: changes