[湖南地方标准] DB43/T 1881-2020 兔眼蓝莓栽培技术规程

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[福建地方标准] DB35/T 1881-2019 三维码编码规范

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[广西地方标准] DB45/T 1881-2018 地理标志产品 鹿寨蜜橙

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[团体标准] T/ZZB 1881-2020 水基木材拼板胶粘剂

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[国外标准] AS 1881-1986 Zinc alloys - Casting ingots and castings - Quality requirements

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[国外标准] BS 1881∶Part209∶1990 Testing concrete. Recommendations for the measurement of dynamic modulus of ela

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[国外标准] BS 1881∶Part208∶1996 Testing concrete. Recommendations for the determination of the initial surface

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[国外标准] BS 1881∶Part207∶1992 Testing concrete. Recommendations for the assessment of concrete strength by ne

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[国外标准] BS 1881∶Part206∶1986 Testing concrete. Recommendations for determination of strain in concrete

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[国外标准] BS 1881∶Part205∶1986 Testing concrete. Recommendations for radiography of concrete

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[国外标准] BS 1881∶Part204∶1988 Testing concrete. Recommendations on the use of electromagnetic covermeters

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[国外标准] BS 1881∶Part203∶1986 Testing concrete. Recommendations for measurement of velocity of ultrasonic pul

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[国外标准] BS 1881∶Part202∶1986 Testing concrete. Recommendations for surface hardness testing by rebound hamme

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[国外标准] BS 1881∶Part201∶1986 Testing concrete. Guide to the use of non-destructive methods of test for harde

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[国外标准] BS 1881∶Part131∶1998 Testing concrete. Methods for testing cement in a reference concrete

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[国外标准] BS 1881∶Part130∶1996 Testing concrete. Method for temperature-matched curing of concrete specimens

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[国外标准] BS 1881∶Part129∶1992 Testing concrete. Method for determination of density of partially compacted se

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[国外标准] BS 1881∶Part128∶1997 Testing concrete. Methods for analysis of fresh concrete

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[国外标准] BS 1881∶Part127∶1990 Testing concrete. Methods for analysis of fresh concrete

1.03 MB2020-11-28

[国外标准] BS 1881∶Part125∶1986 Testing concrete. Methods for mixing and sampling fresh concrete in the laborat

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[国外标准] BS 1881∶Part124∶1988 Testing concrete. Methods for analysis of hardened concrete

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[国外标准] BS 1881∶Part122∶1983 Testing concrete. Method for determination of water absorption

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[国外标准] BS 1881∶Part121∶1983 Testing concrete. Method for determination of static modulus of elasticity in c

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[国外标准] BS 1881∶Part120∶1983 Testing concrete. Method for determination of the compressive strength of concr

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[国外标准] BS 1881∶Part119∶1983 Testing concrete. Method for determination of compressive strength using portio

212.99 KB2020-11-27