词汇	灾故
释义	灾故 zāi gù災患。
随便看	surveying instrument surveying instruments surveying laser product surveying leaking media surveying line surveying-line and checking-line sounding data surveying line space surveying localization surveying logic surveyingly surveying management information system surveying mapping surveying mapping engineering surveying mark surveying marker surveying mark with a pile-foundation surveying measuring instrument surveying method Surveying methods surveyingmonitoring surveying motor boat surveying, navigation SURVEYING of boreholes surveying of completed projects surveying of crass-section