... operational safety n. 操作安全性,施用可靠性 close-grained a. 细颗粒的 level n. 程度,水准,程度线,程度仪,水准仪,电平,能量级,程度,强度,a. 程度的,相称的,均匀的,平顺的 ...
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close grained wood 紧密木材 ; 细纹理材
close-grained wood 细纹材 ; 细纹木 ; 密纹木材
Concrete siliceous close-grained agent 混凝土硅质密实剂
close grained casting 细晶粒铸件
close grained cast iron 细晶粒铸铁
close-grained pig iron [材] 细晶粒生铁 ; 细晶粒
同义词： fine-grained
以上来源于: WordNet
ADJ (of wood) dense or compact in texture (木材)密实的; (木材)纹理细密的
The pump casing, impeller, motor housing and stationary base elbow shall be manufactured of close-grained cast iron, ASTM A48, Class 30.
泵壳，叶轮，电机壳和固定底座弯头都应该采用符合美国材料试验协会ASTM A48级别30致密铸铁制造。
The fill back of the bridge and culvert, because of its especial position, has compressed not very close-grained sometimes. The sinking is a familiar disease.
桥涵台背回填，由于其位置特殊，往往辗压不实，发生沉降是一种常见病害。
The submersible motor enclosure including frame, end brackets, flanges and cap assembly shall be constructed of close-grained cast iron, ASTM A-48, Class 30 or better.
潜水电机壳体，包括机架，尾轴承架，法兰和罩盖总装，必须采用符合美国材料试验协会ASTM A - 48类别30标准的、密实的铸铁或更好的材料制造。
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