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一份美国标准。
astm f2115 电动踏车规格
这个标准英文原版介绍如下:
1.1 This specification covers the establishment of parameters for the design and manufacture of motorized treadmills.
1.2 It is intent of this specification to specify procts for use by indivials age 12 and above.
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.