... • deep cut or high fill (深度的开挖和回填) • materials replacement (土质的替代) • cross stream channel rerouting (河流改道) ...
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For the industrial materials replacement and systems to enlarge experiments show that FL-W20 filtrate reducer is fully equipped with the feasibility of industrial production.
进行的工业级原料替换和体系放大实验表明FL - W20降滤失剂完全具备工业化生产的可行性,并制定出详细可操作的工艺流程。
The replacement materials are secret.
该替代材料是商业秘密。
Therefore pure titanium and titanium alloys are the optimum replacement materials for the surgical implants.
所以生物医用植入钛及钛合金已成为外科植入件优选的替代材料。
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