121 GB/T 8518-1987 振動樁錘技術條件 Vibratory pile hammer--Technical condition
122 GB/T 8590-1988 推土機 術語 Bulldozer terminology
123 GB/T 8591-1988 土方機械 司機座椅標定點 Earth-moving machinery--Seat index point
124 GB/T 8592-1988 土方機械 輪式車輛轉向尺寸的測定 Earth-moving machinery--Measurement of turning dimensions of wheeled machines
125 GB/T 8594-1988 土方機械 燃料加油口尺寸 Earth-moving machinery--Dimensions of fuel filler opening
126 GB/T 8595-1988 履帶式推土機和履帶式裝載機 司機操縱裝置 Crawler tractors and crawler loaders--Operator's controls
127 GB/T 8910.1-1988 鑿巖機械與氣動工具振動測量方法 總則 Measurement of vibrations in rock drilling machines and pneumatic tools--General
128 GB/T 8910.2-1988 鑿巖機械與氣動工具振動測量方法 沖擊式機器的測量 Measurement of vibrations in rock drilling machines and pneumatic tools--Measurement for percussive machines
129 GB/T 8910.3-1988 鑿巖機械與氣動工具振動測量方法 回轉式機器的測量 Measurement of vibrations in rock drilling machines and pneumatic tools--Measurement for rotation machines
130 GB/T 9019-1988 壓力容器公稱直徑 Nominal diameter of pressure vessel
131 GB/T 9068-1988 采暖通風與空氣調節設備噪聲聲功率級的測定 工程法 Determination of sound power levels for noise emitted by heating, ventilating and air conditioning equipments--Engineering method
132 GB/T 9069-1988 往復泵噪聲聲功率級的測定 工程法 Determination of sound power level for noise emitted by reciprocating pump--Engineering method
133 GB 9075-1988 架空索道用鋼絲繩檢驗和報廢規范 Wire rope for aerial ropeways--Code for examination and discard
134 GB/T 9082.1-1988 無管芯重力熱管鋁管材 Aluminium tubes used for wickless gravity heat pipes
135 GB/T 9082.2-1988 鋁無管芯重力熱管 Wickless aluminium gravity heat pipes
136 GB/T 9139.1-1988 液壓挖掘機分類 Hydraulic excavators—Classcifiation
137 GB/T 9141-1988 液壓挖掘機 結構強度試驗方法 Hydraulic excavators—Testing method of structure strength
138 GB/T 9142-1988 混凝土攪拌機技術條件 Concrete mixers—Specification