据他观察，被困人员太多，天还下着雨，一趟救援往返大概需要40分钟左右。救援队只能先救出偏远地方老人和小孩。到了晚上，光线不好，水流速度快，水位在不断上涨，救援人员对水域状况不熟悉，增加了救援难度。

raner，suizheloushichixuyuleng，dabufenchengshikaishiluxuzantinghuofangsongcankaojiajizhi。shenzhen、shanghaizuoweimuqianshaoshurengjixuzhixingcankaojiaxiangguanjizhidechengshi，chengweiquanguoshichangguanzhudejiaodian。然(ran)而(er)，(，)随(sui)着(zhe)楼(lou)市(shi)持(chi)续(xu)遇(yu)冷(leng)，(，)大(da)部(bu)分(fen)城(cheng)市(shi)开(kai)始(shi)陆(lu)续(xu)暂(zan)停(ting)或(huo)放(fang)松(song)参(can)考(kao)价(jia)机(ji)制(zhi)。(。)深(shen)圳(zhen)、(、)上(shang)海(hai)作(zuo)为(wei)目(mu)前(qian)少(shao)数(shu)仍(reng)继(ji)续(xu)执(zhi)行(xing)参(can)考(kao)价(jia)相(xiang)关(guan)机(ji)制(zhi)的(de)城(cheng)市(shi)，(，)成(cheng)为(wei)全(quan)国(guo)市(shi)场(chang)关(guan)注(zhu)的(de)焦(jiao)点(dian)。(。)