proceed in two phases meaning in English

分两步走

The group is planning to build a premium office development on this site near the kwai fong mtr station , with construction proceeding in two phases
2008年起分期完成集团计划将邻近葵芳地铁站的地皮发展为优质写字楼，建筑工程分两期进行。
Experimental and calculated results showed that creep proceeded in two phases and andrade theory could simulate appropriately the creep constitutive relations of pmma in single dimension . furthermore , the accumulation theory in low stress and the strain - rigidification theory in the first phase of creep could also describe approximately the constitutive relations of pmma
实验与计算结果表明，蠕变明显地分为两阶段， andrade理论能很好地模拟pmma材料在恒定应力作用下的一维蠕变型本构关系；陈化理论在低应力水平下及应变硬化理论在蠕变第一阶段也可近似地描述pmma的本构关系。