挖填比 的英文怎麼說
中文拼音 [wātiánbǐ]
挖填比
英文
ratio of cut to fill-
The government spokesman said, " in fact, the cut - and - cover method would be more costly, lengthy and difficult for the kcrc contractor, as compared with bored tunnelling
政府發言人說:事實上,對九鐵公司的承建商來說,明挖回填方式比鉆挖隧道方式更為昂貴,所需時間更長,而且難度更高。
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