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ASTM E642-1991(2008)

农用飞机农药播洒机喷洒速率及分布图形的测定规程

Standard Practice for Determining Application Rates and Distribution Patterns from Aerial Application Equipment

适用范围:<p id="s00002">1.1 This practice covers uniform procedures for determining and reporting application rates and distribution patterns from agricultural aircraft. This practice should not be used for making biological performance tests.</p> <p id="s00003">1.2 The procedures covered deal with both fixed and rotary-wing aircraft equipped with either liquid or dry material distribution systems.</p> <p id="s00900">1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversions to inch-pound units that are provided for information only and are not considered standard.</p> <p id="s00004">1.4 <span class="italic">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.</span>

实施日期: 1991-03-15

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