The pedestrian lanes from roads to offices are made of gravel sub-base and paving blocks.
办公室步行道由砂砾基层和铺设道砖构成。
From cotton, he developed such unlikely items as paving blocks, building boards, rope, and paper.
以棉花为原料，他开发了诸如铺路石、建筑木材、绳子、纸张等本来觉得不可能生产的东西。
Characterized by high strength and stability, permeable concrete paving blocks allow rainwater to infiltrate into underground for further utilization.
可渗透路面砖具有高强度和高透水性，可以使雨水迅速透过地面渗入地下，从而进一步进行控制和利用。
The blocks were replaced with asphalt paving in 1925.
1925年时开始用沥青代替木块铺路。
The blocks were replaced with asphalt paving in 1925.
1925年时开始用沥青代替木块铺路。
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