sand control technique的例句大全

The background disposal for roadbed and fillings of narrow special and certain section, using the complex groundsill technique of small concrete pile without sand, can reduce roadbed settlement, control the settlement difference and release jump car of the background.

采用无砂混凝土小桩复合地基技术，处理台后较为狭小的空间及一定路段内的路基及填土，可以实现减小路基沉降，控制台后沉降差异，缓解台后跳车的目的。

new technique of selective sand control and separate zone water injection

机械分层防砂分层注水新技术的研究

simultaneously, application of advanced technique of drought-resistance for afforestation ( for example, solid water, foliage fertilizer and so on) were studied to provide references and practically methods of reconstruction of forest vegetation for sand prevention and control in the arid and semi-arid area in china.

同时，对先进的抗旱造林技术措施（如固体水、叶面肥等）进行应用研究，以期为我国干旱半干旱沙区进行防沙治沙的植被恢复提供科学的理论依据和技术支撑。

horizontal well open hole gravel packing sand control completion technique used in zhaodong block, dagang offshore

大港滩海赵东区块水平井裸眼砾石充填防砂完井技术