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比水容量 [bǐ shuǐ róng liàng]
specific water capacity
- “噢﹐我明白了﹗”访客说﹐“一个正常的人会用水桶把水载走﹐因为它的容量比茶匙或茶杯大很多。”
"Oh, I understand," said the visitor. "A normal person would use the bucket because it's bigger than the spoon or the teacup." - 三腔全玻璃真空集热管在普通全玻璃真空集热管或三高真空集热管内增加一支全封闭的玻璃管，不减少采光面积而减少水容量从而提高升温效率，升温效率比普通全玻璃真空管提高30%左右。
Specification of three-cavity glass vacuumsolar energy collecting tubeAdding one more complete glass tube in the normal tube,raising the heating efficiency by decreasing the watercontent,not the heating area.The heating efficiency canimprove 30% by this way.
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中国词汇量第二的英语词典
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