... bolster承架 bolster护索板 长枕 bolster护索板长枕 ...
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护索板长枕 bolster
索具护板 rigging batten
绞车缆索护板 [机] winch rope guard
·2,447,543篇论文数据，部分数据来源于NoteExpress
索诺玛县一家叫做Cline Cellars的酒厂屋顶的太阳能板，其唯一维护问题是会遮住阳光的尘土。
At Cline Cellars, a Sonoma winery that has turned its rooftop solar, the only maintenance problem is dust, which can block out sunlight.
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