Conclusions The proliferation model of HOC was ideally established with 2_AAF + 2 / 3PH .
结论2AAF+2/3PH是较理想的HOC增殖模型。
This paper describes a shipboard pH meter with the following features : high precision , the average deviation being within 0.02pH / 3pH ;
本文介绍一种船用pH计。仪器的特点：精度高，误差≤0.02pH/3pH；
3ph