水污斑 的英文怎麼說
中文拼音 [shuǐwūbān]
水污斑
英文
water stain-
It is a heavyweight detergent that contains active emulsifying agent and rust - curbing agent it can easily rid grease paraffin carbon spots dyestuff and mold spectacles of the mechanic equipment metal surface or any ornamental surface it can be easily used and has an obvious effect with respect to its economy and security it works better when diluted with warm water
本品屬重量級除漬去油污劑，經含有強力滲透表面活性乳化劑和銹抑制劑，極易去除機械設備、金屬表面、任何裝飾表面、油脂、石蠟、碳跡、染料、霉斑等污物，使用方法簡單，清洗效果顯著，而且及其安全經濟，溫水稀釋效果更佳。Objective : to describe and compare the structure characteristics of enamel in human severely fluorotic teeth from water - drinking endemic fluorosis area and coal - burning endemic fluorosis area
摘要目的：描述並比較燃煤污染型和飲水型氟中毒地區重度氟斑牙釉質結構特點。Testing method for colour fastness to water spotting
耐水斑污色牢度的試驗方法Spotted foliage. . overwatering, burn from direct sun, cold water on foliage, fungal infection ( especially if plants are in very humid, wet conditions ), or pollutants in the air
葉斑. . .澆水過多，日炙，葉上澆冷水，真菌感染（特別是植物處于非常潮濕情況下時） ，或空氣中有污染物等。Methods : the scanning electron microscopy ( sem ) observations were made on 10 fluorosed teeth extracted from people of 30 - 40 years old for periodontitis reason from tanggu area, tianjing province ( water - drinking endemic fluorosis area ), and from xianfeng county, hubei province ( coal - burning endemic fluorosis area ) respectively, and the observations were compared with those of 12 sound teeth extracted for orthodontic reason as control
方法：從燃煤污染型氟中毒病區湖北省恩施州咸豐縣和飲水型氟中毒病區天津市塘沽區分別收集30 - 40歲因牙周炎拔除的氟斑牙，各選10顆，對照牙為我院外科門診拔除的12顆完好正畸牙。Overall, a large amount of untreated sewage was finding its way, by one means or another, into the water at or around hong kong s beaches. this was reflected in the water quality statistics of the time, with water assessed as good at only 11 of hong kong s 41 gazetted beaches in 1986
總體來說，當年香港有大量未經處理的污水流入海港或沿岸泳灘，污染嚴重情況從水質統計數字可見一斑：在全港41個憲報公布的泳灘當中，只有11個屬于良好評級。分享友人