TB/T 2930-1998
(Railway total coliforms in drinKing water assay. β- galactosidase filter assay) 铁路生活饮用水中总大肠菌群检测法β--半乳糖苷酶滤膜荧光法 |
YD/T 878-1996
Requirement for networKing of 64kbit/s cross connection equipment at 2048kbit/s access port 2048kbit/s接入端口的64kbit/s交叉连接设备进网要求 |
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