ABS safety helmet of high strength, usually for administers on construction sites.
高强度ABS安全帽，多用于工地管理领导佩带。
The west part is a rammed earth construction, about 5.3 meters high on average.
西边的这段长城为版筑夯土墙，平均城高5.3米。
In addition, the paper emphasizes on the fund collecting for the construction of high-speed r...
此外还着重叙述了修建高速铁路的资金筹措问题。
Strategy research on promoting core concept construction of high school biology with science history …
利用科学史促进高中生物核心概念建构的策略研究： …
Strategy research on promoting core concept construction of high school biology with science history …
利用科学史促进高中生物核心概念建构的策略研究： …
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