英语翻译
5.Turnthehandwheeloftheupperpartclockwisetocompressthematerialtobemeasured.Thepressurerequiredforareliablemeasurementisreachesassoonastheslippingclutchisfelttoslip;themeasurementcannowbemade.Iftheslippingclutchisnotfelttoslip,turnthepressurescrewallthewayupagainandhookthelockingbailintothesecondnotch.Iftheclutchshouldstillfailtoslip,thecuphasnotbeenfilledwithenoughmaterial.Replenishandproceedoncemoreasdescribedaboveuntiltheclutchisfelttoslip.