土壤

increasing absorbing power

提高土壤吸收性能

increaser plant species 致增植物种,增量植物种 | increasing absorbing power 提高土壤吸收性能 | increasing amount 增加量

soil survey

土攘勘测 ,土壤调查

soil survey map 土壤测勘图 | soil survey 土攘勘测 ,土壤调查 | soil surfaced road 土面路

reconnaissance soil survey

土壤约测

reconnaissance soil map ==> 土壤概图 | reconnaissance soil survey ==> 土壤约测 | reconnaissance space vehicle ==> 侦察航天器

soil survey map

土壤测量图

"土吸力","Soil suction" | "土壤测量图","Soil survey map" | "土壤试验","Soil test"

soil survey map

土壤測量圃

土吸力 Soil suction | 土壤測量圃 Soil survey map | 土壤試驗 Soil test

soil sickness

土壤衰颓

soil shrinkage ==> 土壤下沉 | soil sickness ==> 土壤衰颓 | soil skeleton ==> 土骨架

soil redox potential

土壤氧化还原电位

土壤盐测量||soil salt survey | 土壤氧化还原电位||soil redox potential | 湍流||turbulent flow

relative age of soil

土壤相对年龄

土壤绝对年龄 absolute age of soil | 土壤相对年龄 relative age of soil | 放射[性]碳定年 radiocarbon dating

dryland soil conservation

旱地土壤保护

dryland soil 旱地土壤 | dryland soil conservation 旱地土壤保护 | dual purpose cow 兼用母牛

soil bank program

土壤银行计划

soil bank ==> 土堤 | soil bank program ==> 土壤银行计划 | soil bearing ratio ==> 土承载比,土壤承载比

McKenna：麦肯纳(姓氏)

officers n.政府官员, 军官, 警官, 船长vt.指挥 | mckenna 麦肯纳(姓氏) | disappointing adj.使人失望的, 令人失望的

rapid：激流

他们穿过很多美丽的峡谷,绕过无数大瀑布(cataract)、激流(rapid)和瀑布(waterfall). 带着仅有的两艘船,和几乎完全耗尽的给养,剩余的六个人终于到达了维尔京河(Virgin)的摩门教定居点. 这里,是他们一百天探险的终点.