YD/T 4019.1-2022
YD/T 4019.1-2022
400Gbit/s intensity modulation pluggable transceiver module-Part 1:16x25Gbit/s
YD/T 4019.1-2022
YD/T 4019.1-2022
A-hydroxy polyether polyols
YD/T 4019.1-2022
Implants for surgery—Hydroxyapatite—Part 1:Ceramic hydroxyapatite
YD/T 4019.1-2022
Implants for surgery—Hydroxyapatite—Part 2:Coatings of hydroxyapatite
YD/T 4019.1-2022
Plastics - Octahydroxy polyether polyols
YD/T 4019.1-2022
Plastics - Trihydroxy polyether polyols
YD/T 4019.1-2022
Plastics - Tetrahydroxy polyether polyols
YD/T 4019.1-2022
1-Hydroxyethylidene-1,1-diphosphonate acid
YD/T 4019.1-2022
Dihydrogen hexahydroxy platinate
YD/T 4019.1-2022
Hydroxycitronellal
YD/T 4019.1-2022
Information technology-Telecommunications and information exchange between systems-X.25 DTE conformance testing-Part 1:General principles
YD/T 4019.1-2022
Hydroxyacetonitrile for industrial use
YD/T 4019.1-2022
Hydroxyacetonitrile for industrial use Determination of hydroxyacetonitrile,formaldehyde and hydrocyanic acid
YD/T 4019.1-2022
Plastics - Di-hydroxyl polyether polyols
YD/T 4019.1-2022
Plastics - Hex-hydroxyl polyether polyols
YD/T 4019.1-2022
YD/T 4019.1-2022
YD/T 4019.1-2022
Information technology-Telecommunications and information exchange between systems-X.25 DTE conformance testing-Part 1:General principles