工程師及立法會議員稱港鐵車站出現缺陷「難以想像」

英文原標題：Defects at Hong Kong MTR station ‘unimaginable’, engineers and lawmakers say

英文原摘要：The mistakes that left about 30 columns defective at a Hong Kong railway station under construction were “unimaginable”, lawmakers and engineers have said, adding that the repairs were expected to be straightforward and unlikely to delay the project. The MTR Corporation was also urged on Sunday to s