If water levels fall in summer, as they do in most of North America, then beavers lodge entrances may be exposed.
如果夏季水位下降，就像在北美大部分地区所发生的那样，那么海狸居所入口可能会暴露。
If water levels fall in summer, as they do in most of North America, then beavers' lodge entrances may be exposed.
如果像北美大部分地区一样夏季水位下降，那么海狸的小屋入口就会暴露出来。
For jelly tube blasting, running furnace water levels fall.
给水母管爆破时，运行炉水位下降。
Towns and cities are also facing difficulties as ground water levels fall in the major north China plains, he added.
中国北方平原的城镇同时还面临地表水位下降的困难。
The influences of Ertan Hydroelectric project under construction, post completion and the water levels' rise and fall in the reservoir on terrestrial vertebrate and the measures are analyzed.
分析了二滩水电站在施工期、竣工蓄水后、水库水位消涨对陆生脊椎动物的影响及应采取的对策。
The influences of Ertan Hydroelectric project under construction, post completion and the water levels' rise and fall in the reservoir on terrestrial vertebrate and the measures are analyzed.
分析了二滩水电站在施工期、竣工蓄水后、水库水位消涨对陆生脊椎动物的影响及应采取的对策。
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