利伯曼惊奇地说：“我总是认为赤脚跑步是非常痛苦和使人发疯的事。”
"I always assumed it was painful and crazy to run barefoot" says a surprised Lieberman.
利伯曼惊奇地说：“我总是认为赤脚跑步是非常痛苦和使人发疯的事。”
"I always assumed it was painful and crazy to run barefoot," says a surprised Lieberman.
通过使用含乙烯基吡啶聚合物的催化剂能令 人惊奇地使形成二醇或二醇醚副产物的开环反应最少化。
Surprisingly, ring-opening reactions that form glycol or glycol ether by-products are minimized by using the vinylpyridine polymer-containing catalysts.
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