channelisations造句

例句与造句

1. steep, stony hill streams occur widely, but few lowland streams have escaped from severe human impacts e . g . pollution, channelisation, etc . programme
   到处可见陡峭及布满石卵的山涧，但甚少低地溪流能逃过污染及水道工程等人为活动的严重影响。
2. an eia study is required before a major channelisation project can be carried out . the advice of epd and afcd will also be sought on environmental and ecological matters respectively
   在进行所有大型河道工程前，均须进行环境影响评估，环保署及渔护署分别会就环境及生态事宜提供意见。
3. the alteration and conversion of natural streams to drainage channels has enhanced the natural capacity of freshwaters to assimilate volumes of floodwater and surface drainage, but channelisation also results in a loss of ecological capital stock since drainage channels cannot be colonised by normal stream assemblages of flora and fauna
   有部分天然溪涧已改成渠道，这提高了淡水河道吸纳洪水及地面排水的天然能力，但亦损害了生态方面的资产，因为渠道并非如溪涧一般可以供动植物栖息生长。
4. It's difficult to find channelisations in a sentence. 用channelisations造句挺难的