词语assurance factor
解释安全因数
词性名词
assurance factor〔名词〕保证系数详细»
assurance factor〔名词〕安全系数详细»
安全因数assurance factor;factor of safety详细»
安全因数〔名词〕factor of safety详细»
安全因数〔名词〕FOS详细»
安全因数factor of safety详细»
安全因数safety factor详细»