However, the diagnostic yield of pH testing under such circumstances is low.
然而，在这种情况下进行pH检测的诊断范围非常低。
The only way to directly measure the body's pH is by testing your blood.
唯一直接检测身体的PH值方法是测试你的血液。
FT-IR, TEM and other paper testing equipment respectively characterized the structure, the particle morphology of the resultant dispersions and the ph.
用FT - IR、TEM和纸张物理性能检测的手段对聚合物结构、乳胶粒子形态以及应用性能进行了表征。
FT-IR, TEM and other paper testing equipment respectively characterized the structure, the particle morphology of the resultant dispersions and the ph.
用FT - IR、TEM和纸张物理性能检测的手段对聚合物结构、乳胶粒子形态以及应用性能进行了表征。
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