“GB ” 中國GB標準檢索結果

1. 已翻譯的GB標準英文版（有 SALE 標誌的），以及GB標準中文版，可以直接在網站上購買，在收到您付款後，會在1～3天內發您郵箱。
2. 其他未翻譯的GB標準英文版，在接到您翻譯訂單後，才進行翻譯，時間一般需要多3～5天。


	GB/T 7623-1987 （中英文版） Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone network， including procedures for bling of echo control devices for both manually and automatically established calls
	GB/T 7622-1987 （中英文版） 600/1200 bauds modem standardized for use in the general switched telephone network
	GB/T 7621-1987 （中英文版） 1200 bits per second duplex modem standardized for use in the general switched telephone network and on point-to-point 2-wire leased telephonecircuits
	GB/T 7620-1987 （中英文版） 300 bits per second duplex modem standardized for use in the general switched telephone network
	GB/T 7619-1987 （中英文版） Electrical characteristics for balanced double-current interchange circuits for general use with integrated circuit equipment in the field of datacommunications
	GB/T 7618-1987 （中英文版） Electrical characteristics for unbalanced double-current interchange circuits for general use with inte-grated circuit equipment in the field of data communications
	GB/T 7615-1987 （中英文版） CATV System--Antenna part
	GB/T 7610-1987 （中英文版） Characteristics of pulse code modulation for voice-frequencies
	GB/T 7594.9-1987 （中英文版） Rubber insulation and sheath of electric cables and wires--Part 9:Ordinary duty flame-retardant rubber sheath 85℃
	GB/T 7594.8-1987 （中英文版） Rubber insulationand sheath of electric cables and wires--Part 8:Rubber sheath 90℃
	GB/T 7594.7-1987 （中英文版） Rubber insulation and sheath of electric cables and wires--Part 7:Heavy duty flame-retardant rubber sheath 65℃
	GB/T 7594.6-1987 （中英文版） Rubber insulationand sheath of electric cables and wires--Part 6:Heavy duty rubber sheath 65℃
	GB/T 7594.5-1987 （中英文版） Rubber insulation and sheath of electric cables and wires--Part 5:Ordinary duty flame-retardant rubber sheath 65℃
	GB/T 7594.4-1987 （中英文版） Rubber insulationand sheath of electric cables and wires--Part 4:Ordinary duty rubber sheath 65℃
	GB/T 7594.3-1987 （中英文版） Rubber insulationand sheath of electric cables and wires--Part 3:Rubber insulation 70℃
	GB/T 7594.2-1987 （中英文版） Rubber insulationand sheath of electric cables and wires--Part 2:Rubber insulation 65℃
	GB/T 7594.1-1987 （中英文版） Rubber insulation and sheath of electric cables and wires--Part 1:General
	GB/T 7594.11-1987 （中英文版） Rubber insulation and sheath of electric cables and wires--Part 11:Rubber insulation or sheath 180℃
	GB/T 7594.10-1987 （中英文版） Rubber insulation and sheath of electric cables and wires--Part 10:Ordinary duty flame-retardant rubber sheath 90℃
	GB/T 7591-1987 （中英文版） Programming language Pascal
	GB/T 7590-1987 （中英文版） Code of Chinese ideograms set forinformation interchange--The 4th supplementary set
	GB/T 7589-1987 （中英文版） Code of Chinese ideograms set forinformation interchange--The 2nd supplementary set
	GB/T 7514-1987 （中英文版） Conversion between the 7-bit coded character set for information processing interchange and the 5-unit code for the telegraph service
	GB/T 7585-1987 （中英文版） Capacity series and radio-frequency channel arrangement for analog microwave relay systems
	GB/T 7583-1987 （中英文版） Acoustics--Pure tone air conductionthreshold audio-metry--For hearing conservation purposes
	GB/T 7581-1987 （中英文版） Dimensions of outlines for semiconductor discrete devices
	GB/T 7604-1987 （中英文版） Determination of the aromatic hydrocarbon content in mineral insulating oils
	GB/T 7554-1987 （中英文版） Protected 5-unit numerical code for telegram service
	GB/T 7509-1987 （中英文版） Blank detail specification for microprocessor semiconductor integrated circuits
	GB/T 7515-1987 （中英文版） Information processing--Coding of machine readable characters (MICR and OCR)

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