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ActiveCN109826590BSolve problems such as rising water cut or even flooding of oil wellsSolve problems such as floodingFluid removalDrilling compositionFracturing fluidCement slurry
ActiveCN107491799BAccurate judgment of statusAvoid the problem of artificial false magnetic field interferenceCo-operative working arrangementsPasswordEngineering
ActiveCN107643507BSolve the technical pain points of poor practicability of metering functionsSolve the technical pain point problem that the error detection must be powered offElectrical measurementsTransformerSingle-phase electric power
ActiveCN103293289BIntuitive qualitative dopingDoes not affect accurate measurementPreparing sample for investigationMaterial testing goodsQualitative analysisAmount of substance
Owner:ANALYSIS & TESTING CENT CHINESE ACADEMY OF TROPICAL AGRI SCI
ActiveCN111654617BSolve the problem of easy step lossDifferent running speedTelevision system detailsColor television detailsControl engineeringParameter control
ActiveCN105898716BImprove pooling efficiencyEnsure safetyBroadcast service distributionLocation information based serviceTelecommunicationsComputer science