1) pollution risk
污染风险
1.
Furthermoreu,sing extreme value theoryt,he extreme value distribution and pollution risk probability of the COD were presented.
研究结果表明:渤海湾COD季节之间变化不明显,5月、8月及10月的COD具有指数分布特征;COD年际间变化呈下降趋势,与同期COD排放变化趋势吻合;COD的污染风险概率符合Pareto型超阈值分布函数。
2.
By means of applying different levels of pig manure and cattle manure to potted ryegrass,the paper studied the capacity of absorbing organic manure of ryegrass and secondary pollution risk by determining the amount of the nitrogen and phosphorus absorbed by ryegrass,and residue in soils and losses.
对盆栽黑麦草施以不同水平的猪粪和牛粪两种有机肥料,通过测定黑麦草对氮和磷的吸收量、土壤的残留量及粪肥中氮和磷的损失量,研究了黑麦草对养殖场粪肥的消纳吸收能力及可能产生的二次污染风险。
3.
In this paper, it also indicated intensive system became the all-important resource for land pollution risk and animal manure production load to cropland.
廊坊和石家庄的规模养殖产生的粪尿比例在河北省位于前列,分别为72%和59%;河北省畜禽养殖对于农田的污染风险主要以规模养殖为主,规模养殖下农田负荷量为114。
2) risk of environmental pollution
环境污染风险
3) contamination risk analysis
污染风险分析
1.
PAH bioremediation in wetland system and contamination risk analysis;
多环芳烃湿地生物处理规律研究及污染风险分析
2.
PCB biodegradation in constructed wetland and contamination risk analysis;
多氯联苯湿地生物降解规律预测及污染风险分析
3.
Nitrogen wastewater irrigation study and its contamination risk analysis;
含氮污水灌溉实验研究及污染风险分析
6) risk of heavy metal pollution
重金属污染风险
1.
A field experiment was conducted to assess the impacts of integrated fertilization with commercial organic manure and chemical fertilizers on risk of heavy metal pollution and quality of agricultural products in rice-rape cropping system.
通过田间试验研究有机无机肥配合施用对水稻—油菜轮作体系重金属污染风险和农产品质量的影响。
补充资料：风险投资的风险
风险投资的风险是指投资活动中人们不希望的后果出现的潜在可能性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条