粘垢 的英文怎麼說
中文拼音 [niángòu]
粘垢
英文
fouling-
Clothing in contact with human skin picks up measurable amounts of greasy human sebum as a soil.
衣服與人體皮膚緊密接觸，粘上一定數量的皮脂形成污垢。Itaconic acid, also named “ methylene succinic acid ”, is important industrial raw material during the production of acrylic fiber, latex, synthetic resin, plastic, rubber, pharmaceutics surfactant, packing material of non - toxic food, herbicide, cleaning media, adhesive and plastic additive etc
衣康酸，又名「甲叉丁二酸」 ，是生產腈綸等纖維、膠乳，合成樹脂、塑料、橡膠、醫藥、表面活性劑、無毒食品包裝材料、除草劑、除垢劑、粘著劑及塑料助劑等的工業原料。Odium silicate is used as adhesive in metal casting, fireproof material, paper board, electric welding material, crt screen ; as water purifying agent, scale remover ; as washing aid. buffer in detergent ; as sealant in oil drilling ; as ore flotation agent, slurry thinner and leakage - blocking material in mining ; as bleacher aid, mordant, sizing material, impregnating agent in textile dye & printing ; as anti - corrosion agent and insecticide in wood processing ; as basic ingredient for coatings
硅酸鈉被大量地用於製造工業作為填充劑，在金屬澆鑄中作為砂型粘結劑，版紙工業中被用作膠合劑，在耐火材料行業中用作粘結劑，在電焊條行業也用作粘結劑，在電子工業中可用作顯像管成屏的粘結劑，在水處理中用作處理劑，防結垢劑等。在合成洗滌劑行業中用作助劑，在清洗劑行業中用作清洗及防腐緩沖劑，在石油開采中用作防止井噴材料，在礦山開發中用作堵漏材料、礦石浮選劑和泥漿稀釋劑等。This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation
本文針對該鍋爐在實際運行中存在的問題：在額定負荷下，爐膛出口超溫、低溫段過熱器前煙溫高達936 ，遠遠超過815的設計值；噴燃器四周水冷壁結焦嚴重，過熱器管壁溫度超標，無法帶上額定負荷；甚至有時因燃煤質量的變化，必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中，燃燒器的結構、布置，水冷壁的粘污、結垢，過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況，從而影響爐內的傳熱和燃燒，造成爐膛出口超溫、水冷壁結渣等問題。Method for scale adhesion test for oxygen - free copper
無氧銅銹垢粘著力試驗方法Dithiocyanomethane can increase oil production by reducing oil layer contamination, preventing clay form expanding, and disinfecting
二硫氰基甲烷對油田減少油層污染，防止粘土膨脹及殺菌防垢，增加產量。Reliable seal : the squeezing and cutting action of eccentric for sphere and valve seat on opening and closing can remove scale and adhesive matters on sealing suface effectively to keep tight seal
蜜蜂可靠：啟、閉時，球面與閥座經偏心的擠切作用，能有效切除密封面上的結垢及粘連物，保持密封嚴緊。Promote condition to prevent parching, prolong continuous working time more than one time. larger applicant scope, both thin and glutinous materials can be adapted. only o - type ring should be replaced when maintaining without heavy tools and dead angles. wash thoroughly, high efficient, far more than coil heat exchanger. heat transmit coefficient is close to plate system, producing cost is high and the floor space is large
改善了結垢的狀況，連續生產時間延長一倍以上，適用范圍更加寬廣，稀薄狀、粘稠狀物料均能勝任，維護時只要更換o形圈，無需笨重的工具，無死角，清洗徹底，效率高，換熱效率遠大於盤管式，傳熱系數接近板式，製造成本較高，佔地面積較大。分享友人