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GB/T 8156.4-1987
工业用氟化铝化学分析方法 EDTA容量法测定铝量(中英文版)
Methods for chemical analysis of aluminium fluoride for industrial use--The EDTA volumetric method for the determination of aluminium content
GB/T 8156.3-1987
工业用氟化铝化学分析方法 蒸馏-硝酸钍容量法测定氟量(中英文版)
Methods for chemical analysis of aluminium fluoride for industrial use--The distillation-thoriumnitrate volumetric method for the determination of fluoride content
GB/T 8156.2-1987
工业用氟化铝化学分析方法 电量法测定水分含量(中英文版)
Methods for chemical analysis of aluminium fluoride for industrial use--The electrometric method for the determination of water content
GB/T 8156.1-1987
工业用氟化铝化学分析方法 重量法测定湿存水量(中英文版)
Methods for chemical analysis of aluminium fluoride for industrial use--The gravimetric method for the determination of moisture content
GB/T 8152.8-1987
铅精矿化学分析方法 二硫代二安替比林甲烷分光光度法测定铋量(中英文版)
Methods forchemical analysis of lead concentrates--The DTPM spectrophotometric method for the determination of bismuth content
GB/T 8152.6-1987
铅精矿化学分析方法 极谱法测定铋量(中英文版)
Methods for chemical analysis of lead concentrates--The polarographic method for the determination of bismuth content
GB/T 8046-1987
信息处理交换用蒙古文字符集键盘的字母区布局(中英文版)
Keyboard arrangement of thealphabetical area of Mongolian character set for information processing interchange
GB/T 7962.13-1987
无色光学玻璃测试方法 导热系数测试方法(中英文版)
Colourless optical glass test methods--Coefficient of thermal conductivity
GB/T 7731.5-1987
钨铁化学分析方法 钼蓝光度法测定硅量(中英文版)
Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon content
GB/T 7731.4-1987
钨铁化学分析方法 钼蓝光度法测定磷量(中英文版)
Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of phosphorus content
GB/T 7731.1-1987
钨铁化学分析方法 辛可宁重量法测定钨量(中英文版)
Methods for chemical analysis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content
GB/T 223.58-1987
钢铁及合金化学分析方法 亚砷酸钠-亚硝酸钠滴定法测定锰量(中英文版)
Methods for chemical analysis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content
GB/T 223.57-1987
钢铁及合金化学分析方法 萃取分离-吸附催化极谱法测定镉量(中英文版)
Methods for chemical analysis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content
GB/T 223.54-1987
钢铁及合金化学分析方法 火焰原子吸收分光光度法测定镍量(中英文版)
Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content
GB/T 223.53-1987
钢铁及合金化学分析方法 火焰原子吸收分光光度法测定铜量(中英文版)
Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content
GB/T 223.52-1987
钢铁及合金化学分析方法 盐酸羟胺-碘量法测定硒量(中英文版)
Methods for chemical analysis of iron,steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content
GB/T 223.51-1987
钢铁及合金化学分析方法 5-Br-PADAP 光度法测定锌量(中英文版)
Methods for chemical analysis of iron,steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content
GB/T 7632-1987
机床用润滑剂的选用(中英文版)
Recommendations for the choice of lubricants for machine tools
GB/T 7625-1987
在电话自动交换网上使用的标准化 2400/1200比特/秒调制解调器(中英文版)
2400/1200 bits per second modem standardized for use in the general switched telephone network
GB/T 7623-1987
在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备, 包括人工和自动建立呼叫时使回波控制装置停止工作的规程(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
在电话自动交换网上使用的标准化600/1200波特调制解调器(中英文版)
600/1200 bauds modem standardized for use in the general switched telephone network
GB/T 7621-1987
在电话自动交换网和点对点二线租用电话型电路上使用的标准化的1200比特/秒双工调制解调器(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
在电话自动交换网上使用的标准化300比特/秒全双工调制解调器(中英文版)
300 bits per second duplex modem standardized for use in the general switched telephone network
GB/T 7619-1987
在数据通信领域中通常同集成电路设备一起使用的平衡双流接口电路的电气特性(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
在数据通信领域中通常同集成电路设备一起使用的非平衡双流接口电路的电气特性(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 7590-1987
信息交换用汉字编码字符集 第四辅助集(中英文版)
Code of Chinese ideograms set forinformation interchange--The 4th supplementary set
GB/T 7589-1987
信息交换用汉字编码字符集 第二辅助集(中英文版)
Code of Chinese ideograms set forinformation interchange--The 2nd supplementary set
GB/T 7514-1987
信息处理交换用七位编码字符集与电报用五单位电码之间的转换(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 7604-1987
矿物绝缘油芳烃含量测定法(中英文版)
Determination of the aromatic hydrocarbon content in mineral insulating oils
GB 7495-1987
架空电力线路与调幅广播收音台的防护间距(中英文版)
The protecting distance betweenoverhead power line and receiving station of AM broadcasting
GB/T 7419-1987
信息处理 数据交换用七位编码字符集及其七位与八位扩充在3.81mm盒式磁带上的实现方法(中英文版)
Information processing--Implementation of the 7-bit coded character set and its 7-bit and 8-bit extensions on 3.81mm magnetic tape cassette for data interchange
GB/T 7477-1987
水质 钙和镁总量的测定 EDTA滴定法(中英文版)
Water quality--Determination of thesum of calcium and magnesium--EDTA titrimetric method
GB/T 7469-1987
水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法(中英文版)
Water quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method
GB/T 7348-1987
耳语标准频谱(中英文版)
The standard spectrum of whispered Chinese speech
GB/T 7347-1987
汉语标准频谱(中英文版)
The standard spectrum of Chinese speech
GB/T 7343-1987
10 kHz~30 MHz无源无线电干扰滤波器和抑制元件抑制特性的测量方法(中英文版)
Methods of measurement of the suppresion characteristics of passive radio interference filters and suppression components over the frequency range of 10kHz to 30MHz
GB/T 7340-1987
电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗不同, 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)(中英文版)
Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor networks with individually measurable resistor of either different resistance values or different rated dissipations--Assessment level E
GB/T 7288.2-1987
设备可靠性试验 推荐的试验条件 固定使用在有气候防护场所设备 精模拟(中英文版)
Equipment reliability testing--Preferred test conditions--Equipment for stationary use in weather protected locations--High degree of simulation
GB 7355-1987
大气中铅及其无机化合物的卫生标准(中英文版)
Sanitary standard for lead and it’s inorganic compounds in the atmosphere
GB/T 7265.2-1987
固体电介质微波复介电常数的测试方法 开式腔法(中英文版)
Test method for the complex permittivity of solid dielectric materials at microwave frequencies--Open cavity method
GB/T 956.2-1987
锥形锯齿锁紧垫圈(中英文版)
Countersunk serrated external toothed lock washers
GB/T 956.1-1987
锥形锁紧垫圈(中英文版)
Countersunk external toothed lock washers
GB/T 6921-1986
大气飘尘浓度测定方法(中英文版)
Determination of the concentration of airborne particulate matters
GB/T 6843-1986
感光材料涂层熔点测定方法(中英文版)
Method for determining the coating melting point of photographic materials
GB 6830-1986
电信线路遭受强电线路危险影响的容许值(中英文版)
The tolerable limits of danger ontelecommunication lines from power lines
GB/T 5211.13-1986
颜料水萃取液酸碱度的测定(中英文版)
Determination of acidity or alkalinity of theaqueous extract of pigments
GB/T 6730.8-1986
铁矿石化学分析方法 重铬酸钾容量法测定亚铁量(中英文版)
Methods for chemical analysis of iron ores--The potassium dichromate volumetric method for the determination of iron (Ⅱ)content
GB/T 6730.7-1986
铁矿石化学分析方法 磺基水杨酸光度法测定金属铁量(中英文版)
Methods for chemical analysis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content
GB/T 6730.6-1986
铁矿石化学分析方法 三氯化铁-乙酸钠容量法测定金属铁量(中英文版)
Methods for chemical analysis of iron ores--The ferric chloride-sodium acetate volumetric method for the determination of metallic iron content
GB/T 6730.51-1986
铁矿石化学分析方法 烧碱石棉吸收重量法测定碳酸盐中碳量(中英文版)
Methods for chemical analysis of iron ores--The caustic asbestos absorption gravimetric method for the determination of carbon content in carbonate

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