The design features concrete canopy structures on both sides of the tunnel - creating a large enough surface area to realise sports fields on the roof of the tunnel section.
设计的特点是隧道两侧的混凝土雨棚结构——创建足够大的表面积来实现隧道部分的屋顶上的运动场。
The area calculating formulas of burning surface and channel section have been derived by the grain geometry.
根据装药几何形状，导出了在火箭发动机工作过程中燃烧面积及通道截面积变化规律的计算公式。
Road pavement area: includes 2 pavement construction teams. Be responsible for production and other management work of selected layer, subbase layer and surface layer of this section.
路面工区：包括2个路面作业队。负责本标段的选定层、底基层和面层的生产等管理工作。
It is shown that the optimal hydraulic section for compound canal has smaller section area and narrower breadth of water surface than trapezoidal canal by calculation and comparison.
并通过算例比较证实，复合断面水力最佳断面的面积和水面宽度比梯形水力最佳断面的小。
A completion component fabricated as a short section of heavy wall tubular with a machined internal surface that provides a seal area and a locking profile.
一种完井部件。它是一段厚壁短管，其内表面经过机加工，于是提供了一个密封区域和一个锁紧的型面。
The total dislocation length per unit volume of material, alternately, the number of dislocations that intersect a unit area of a random surface section.
在单位体积材料中包含位错的长度，或者说在材料内部任意单位截面上位错线的根数。
P84 fiber has irregular shape section like leaves, therefore, it has about 80% more surface area than that of the fibers with regular round section.
P 84纤维呈不规则的叶片状截面，因此比圆形截面纤维增加了约80%的纤维表面积。
The cross section of the passage is a regular or irregular plane polygon, and then the specific surface area is large and the mass transfer efficiency is high.
通道横截面为规则或不规则平面多边形，因而比表面积大、传质效率高。
The deformation modes of high slope in loess highway are mainly slope-surface-erosion and area feature peeling; collapse, slumping and slide could only be seen in some parts of the road section.
公路黄土高边坡的变形破坏形式主要为坡面冲蚀、面状剥落，仅在局部路段见有小型崩塌、滑塌和滑坡。
The lower part, the conical section of the furnace and other fray easily area are covered with refractory to protect the heating surface.
炉膛下部锥段以下及炉内其它易磨损部位敷设耐火浇筑料，以保护受热面。
The lower part, the conical section of the furnace and other fray easily area are covered with refractory to protect the heating surface.
炉膛下部锥段以下及炉内其它易磨损部位敷设耐火浇筑料，以保护受热面。
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