single sampling inspection plan meaning in English

一次抽样检查方案
一镒取样检查方式

Single sampling inspection plans having desired operating characteristics part 1 : sampling by attributes
有预期操作特性的一次抽样检查计划.第1部分:计数抽样
Single sampling inspection plans having desired operation characteristics by variables standard deviation known
通过变量进行有预期操作特性的一次抽样检查计划
, single sampling inspection plans having desired operating characteristics by variables standard deviation unknown and single limit specified
通过变量进行有预期操作特性的一次抽样检查计划