firmed up

General Electric Co. (GE) firmed up its agreement with China's CSR Corporation Ltd. to make high-speed trains in the U. S.

通用电气公司（GeneralElectricCo.）最终敲定了其与中国南车股份有限公司（CSRCorporationLtd）在美国制造高速列车项目的协议。

Eventually the ground firmed up enough for heavy equipment.

最终地面被重型机器夯实。

In plan phase, the SR candidate list is firmed up, and the development team builds low-level sizings for these requirements.

在计划阶段，SR候选列表会确定，而且开发团队会对这些需求确立初步的规模估计。

The ground has firmed up a lot since it was properly drained

在适当地排水之后，土地变得坚实多了。