large rock structure的意思|示意

The results show that the sandstone rock of the area has three internal pore structure, reservoir rock pore complex structure, pore throat radius relatively large variation range.

研究结果表明本区砂岩岩样内部表现为三套孔隙结构，储集岩的孔隙结构复杂，孔隙半径变化比较大。

The south anchorage of Xihoumen Bridge is a gravity type rock-embedded structure cast with large cubic amount of concrete and is typically a very massive concrete block.

西堠门大桥南锚碇为重力式嵌岩结构，混凝土方量大，为典型的超大体积混凝土块体。

Reservoir evaluation is very difficult in Luojia area for thick, large? Scale glutenite body, complex structure of the rock and strong heterogeneity of reservoirs.

罗家地区砂砾岩体规模大、厚度大、岩石结构复杂、储集层非均质性强，储集层评价有很高的难度。

The primary support and the second lining of large-spanned tunnel have endured different surrounding rock stress because of the influence of structure and span of tunnel.

大拱隧道受结构和跨度的影响，其初期支护与二次衬砌各自承受不同的围岩压力。