Rigid extruded polystyrene foam board for thermal insulation(XPS) (TEXT OF DOCUMENT IS IN CHINESE)
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Test method of SF6 gas tightness for high-voltage switchgear (TEXT OF DOCUMENT IS IN CHINESE)
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Shunt capacitors for a.c.power systems having a rated voltage above 1 000 V -- Part 1:General (TEXT OF DOCUMENT IS IN CHINESE)
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Shunt capacitors for a.c.power systems having a rated voltage above 1 000 V -- Part 2:Ageing testing (TEXT OF DOCUMENT IS IN CHINESE)
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Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V -- Part 3:Protection of shunt capacitors and shunt capacitor banks (TEXT OF DOCUMENT IS IN CHINESE)
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Shunt capacitors for a.c.power systems having a rated voltage above 1 000 V -- Part 4:Internal fuses (TEXT OF DOCUMENT IS IN CHINESE)
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Synchronous belt drives -- Trapezoidal toothed pulleys with pitch code MXL,XXL,XL,L,H,XH and XXH (TEXT OF DOCUMENT IS IN CHINESE)
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Semiconductor devices -- Integrated circuits -- Part 21:Sectional specification for film integrated circuits and hybrid film integrated circuits on the basis of the qualification approval procedures (TEXT OF DOCUMENT IS IN CHINESE)
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