R100

名词 n.

英文释义

名词 n.
  1. R100; Ellipsis of NIOSH R100.; R100 standard uncountable
  2. R100; Ellipsis of NIOSH R100.; R100 filter countable

词形变化

R100s plural

词汇关系

相关词
N100 P100

词源

From Initialism of Resistant to oil particles with 100% filtration efficiency in NIOSH air filtration ratings.
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