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恒速干燥阶段物料表面的温度等于______。该阶段除去的物料中的水的平衡蒸气压等于______。影响恒速阶段干燥速率的因素有______。
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举一反三
【简答题】H. Spelling:1)_______ 2)_______ 3)_______ 4)_______ 5)_______ 6)_______ 7)_______ 8)_______
【简答题】听材料，回答问题。 1.What trouble does the woman have in learning A. Speaking B. Reading C. Spelling 2. How many foreign languages does the man speak? A. Three B. Four C. Five
【简答题】涂料的作用有 ( ) ,装饰作用 ( ) 和特殊功能。
【简答题】听下面一段对话，回答1-4题。 1.What did Nicholas do at eigh months? A. He began to learn French. B. He read the newspaper. C. He took telephone messages. 2.Why was Nicholas bored and unhappy at the two schools...
【简答题】h.
Spelling: 1.
________ 2.
________ 3.
________ 4.
________ 5.
________ 6.
________ 7.
________ 8.
________
【简答题】根据句意和首字母填写单词。 1. Students often make spelling m_____ in their compositions. 2. Can you say a c_____ sentence? 3. The teacher is very p_____ to the students. 4. The boy r_____ to answer the question. 5...
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