定义 中文名称： 弱风化 英文名称： moderate weathering 定义： 部分岩体变色，岩体原始组织结构清楚完整，裂隙两侧矿物变质，风化裂隙较发育，完整性较差，开挖需要爆破。 应用学科： 水利科技（一级学科）；水利勘测、 基
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工程实践证明，这些方法成功地解决了上述条件下弱风化硬岩中大口径钻进的难题。
The engineering practice has proved that these methods solved successfully the problem of great caliber drilling in weakly weathered rigid rock by hydraulic piling rig.
河谷天然岸坡通常由坡面向内有一个强卸荷带和弱卸荷带以及相应的强风化和弱风化带，内侧则为完整新鲜的岩石。
Natural slope usually has a zestier of strong unloading and a zestier of weak unloading and corresponding zone of strong (or weak) weathering, and there is integrity fresh rock in its inside.
遂宁组母质易风化，风化后的碎屑黏聚力弱、结构力差，易遭受径流侵蚀。
Parent material of Suining group is easy eroded, and the erosion material is of poor cohesion and structure and even easier being eroded by runoff.
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