...教室;经济实用型;方案设计;设备选购;改建施工 [gap=3675]Keywords: The Multi-Media Classrooms; Economical and Practical Type; the Program Design; Equipment Purchase; Constructio ..
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The manual digging pile is an economical and practical type of pile with the properties of high bearing capacity, great flexibility, low noise and no vibration of construction, etc.
人工挖孔灌注桩是一种经济实用的桩型，具有承载力高、灵活性大、施工噪音小、无振动等特点。
You are well aware that this type of typewriter is portable and durable, economical and practical for high school students.
你们一定知道，这种打字机轻便高效，经久耐用又经济实惠，适合高中学生使用。
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