蒸発抑制剤(OED)の開発とその応用
ジョウハツ ヨクセイザイ (OED) ノ カイハツ ト ソノ オウヨウ

The Penn Libraries is committed to describing library materials using current, accurate, and responsible language. If you discover outdated or inaccurate language, please fill out this feedback form to report it and suggest alternative language.