防火面積 的英文怎麼說

中文拼音 [fánghuǒmiàn]
防火面積 英文
burnt over land
  • : Ⅰ動詞(防鷥) provide against; defend against; guard against Ⅱ名詞1 (防守; 防禦) defence 2 (堤...
  • : fire
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 防火 : fire prevention; fire safety; fireproof
  • 面積 : [數學] area
  1. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。
  2. According to the law of different forest stand can arise different forest fire, based on the existing forest distribution at the badaling forestry center, the area percentage of different forest types, forest age, crown density and slope for each sub - compartment were analyzed, and based on the different characteristics of each sub - compartment, some rational methods of fire prevention were put forward

    摘要本論文基於不同的林分能引起不同的林特性規律,針對北京八達嶺林場林分狀況,統計分析了各林班不同林分類型、林齡、郁閉度、坡度的分佈百分比,根據不同林班林分特點,提出了合理的營林措施。
  3. The reason and prevention of four kinds defects including surface wrinkled skin ( carbon built - up ), chock, blow hole, deformation, was introduced in this part of the article

    本部分主要介紹表皺皮(碳) 、嗆、氣孔、尺寸超差及變形等缺陷的產生原因和止方法。
  4. Wall panels with god light solid firewall : minimum and most waterproofing curing and most provincial area, the best free power, the highest level of fire safety, earthquake resistance performance of the best and most noise, the maximum effectiveness, the most convenient construction, the largest span of 10 highly unparalleled advantages

    壁神輕質實心墻板具有:最輕、最潮、最省、最佳吊掛力、最高級別、最佳抗震抗沖擊性能、最隔音、最高功效、最施工方便、最大跨度高度十項無與倫比的優點。
  5. Overall area is 2, 520 m2, including the specimen store, verification room, maintenance and curing room, design workshop, management office which fulfils the requirement of storage for specimen in lights, temperature, humidity, fire prevention, epidemic prevention etc

    約為2 , 520平米,由周轉標本庫房、鑒定室、維修養護室、設計製作室、管理室組成,應滿足標本保存的光照、溫濕度、疫等需求。
  6. It is very important problem how to detect aggregate fuels and sediments temperature on air preheater parts surface effectively in order to prevent air preheater from fire

    如何有效地檢測空氣預熱器表的燃料油污沉物的溫度,是止空氣預熱器表所必須考慮的問題。
分享友人