The conveying cause of natural food material cannot develop into solid-bed and melting-poor condition.
高分子物料在挤出加工过程中，难以形成明显的固体床和熔池。
The mattress is best on a solid bed base.
床垫最好放在结实的床座上。
Pre-esterification of China wood oil catalyzed by solid acid in fixed bed reactor was researched.
利用固定床反应器，以固体酸为催化剂催化桐油预酯化反应。
Fluidised bed reactor can provide a dynamics environment for the reaction of solid state materials.
流化炉反应器在固相反应中，可以提供一个动态的反应环境。
Fluidised bed reactor can provide a dynamics environment for the reaction of solid state materials.
流化炉反应器在固相反应中，可以提供一个动态的反应环境。
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