止水性 的英文怎麼說
中文拼音 [zhǐshuǐxìng]
止水性
英文
watertightness- 止 : Ⅰ動詞1. (停止; 攔阻) stop; cut out 2. (截止) close; end Ⅱ副詞(僅; 只) only; just Ⅲ名詞(姓氏) a surname
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 水性 : 1 (游水的技能) ability in swimming2 (江河湖海的深淺、流速等特點) the depth currents and other...
-
Because, this is of chinese herbal medicine outer the organization is stimulated suddenly by high fever, instantly constrictive, caky even, its protein is formed on cellular wall cannot go against the metamorphic layer that turn, prevent moisture development, organize interior to composition dissolves hard and be released, such, the decoct of medicaments active ingredient goes out rate reduce greatly, affect curative effect badly
這是因為中草藥的外層組織忽然受到高熱刺激,立即緊縮,甚至凝固,其蛋白質便在細胞壁上形成不可逆轉的變性層,防止水分深入,組織內部成分難以溶解並釋放出來,這樣,藥物有效成分的煎出率大大降低,嚴重影響療效。In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance
通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。Utilization is of importance for hydraulic concrete. utilization of the industrial scrap such as fly ash for concrete not only saves cement and invest, but also produces and improvement of concrete performance, including the cracking of mass concrete due to hydration heat
利用粉煤灰等工業廢料生產混凝土不僅可節約大量水泥,減少投資,而且可以改善混凝土的某些性能,包括在大體積混凝土中防止水化熱引起的結構開裂。According to the feature that deformation resulted from water absorption and mildew appear mainly on the rabbet surface of ccf, this paper adopts rsst to spray a special waterproof sealant on rabbet surface of ccf, so that the sealant can get into fiberboard to certain extent by means of capillarity and penetration, blockage the holes between fibers and capillary, cut up passage of water and change the properties of soakage and sorption to water in capillarity and fiber. at the same time, solidified sealant can form a compact waterproof pellicle on rabbet surface so as to prevent water and humidity from fiber ' s expansion and mildewing
針對吸水變形、霉變主要發生在地板企口表面的特徵,採用企口表面全封閉法,在復合強化地板企口表面噴塗特殊的防水封閉劑,使其依靠毛細管作用及滲透作用進入板內一定深度,堵塞木纖維之間的空隙及毛細孔通道,截斷水分傳遞的渠道,並改變毛細孔壁及纖維的表面性質以不利於水的浸潤與吸附,同時其固化后能在企口表面形成一層緻密的憎水薄膜,防止水分、濕氣從企口侵入板內引起木纖維膨脹變形、發霉等現象。Designning well tube and drill - hole diameter in order to increase thickness of both annular packing gravel and water - resisting clay, nylon net packing around well tube filters, designing filter layer on the boundary between packing gravel and water - resisting clay and ramming the gravel by working the piston into the well after gravel packing completion and the filling clay for salt - water resisting etc. we succeeded in constructing 3 drinking - water wells in minqin county, proved the affectivity and feasibility of using it and giving a certain technical demonstration of construction of drinking - water well in the same similar to this area
通過孔徑與管徑的調配設計,增大環狀粒料層和止水粘土層的厚度;濾水管外包尼龍紗網;粒料與止水粘土接觸界面上設計反濾層;填粒后先行拉活塞利用水力夯實粒料層,再投粘土球止掉上部鹹水等措施,在民勤縣三口人飲水井施工中取得顯著效果,證明了該套成井工藝的有效性和可行性,有望為同類地區人飲水井施工提供技術示範作用。6. when the rainfall frequency was 83. 11 % that belong to low energy of rainfall, vegetation cover rate that was bigger than 80 % can totally diminish runoff energy, and prevent soil erosion. with eroded rainfall energy increasing the cut rate of vegetation for erosion gradually weak
( 6 )對于發生頻率為83 . 11的低動能降雨,植被蓋度80可完全削減徑流能量,防止水土流失;隨著侵蝕性暴雨動能的增加,植被對徑流能量的削減率逐漸減弱。After comparing three repair scenarios, the following methods were chosen : injecting modified mud to heading face through mud supply tubes of the shield construction machine to block water seepage on the heading face ; then maintenance worker entering the cabin under pressure to replace damaged seal and press cutterhead
經分析對比,最終選擇了從盾構機供漿管道向刀盤掘進面壓注改性泥漿,對掘進面進行封堵止水,維修人員帶壓進艙,更換密封與壓盤的方法。The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the
主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔荷載、改善土體性質起到止水抗滲作用。 ( 2 )試驗結果表明:復合土釘支護能夠充分調動周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,設計時可按外力作用下的彈性地基梁進行計算。With the comparison of potential ravine and real ravine, it can reflect the developing tendency of ravine in this area. through positioning with gps and investigation in this area, we can divide the potential ravine of this area into three forms, that is parallel ravine area steep ripe ravine area and evenness swamp area. it can provide scientific reference for forest management and tree planting, and it is a new theory to prevent soil and water loss, and carry through the ravine controlling by people
在數字化生成的帽兒山地區dem基礎上,通過二次開發生成的潛在溝系,具有與現實溝系高度的吻合性,並通過與現實溝系的比較,能客觀的反映出該地區溝系發生、發展的趨勢,藉助于gps的定位及實際踏查研究,可將帽兒山地區的潛在溝系劃分為平行溝系區、陡坡顯溝區和平坦沼澤區三種類型,可為合理的森林經營和植樹造林提供科學的借鑒,並為防止水土流失,進行溝系治理提供了新的理論依據。Indeed recent studies are beginning to indicate that a diet based on moderate amount of carbs comprising mainly whole grains, fruits and vegetables, lean protein fish, lean poultry and beans and low in fat may be the best mix for weight management and the prevention of chronic diseases like type ii diabetes and heart disease
事實上,近來的研究已開始表明:適量的碳水化合物主要由全穀物水果和蔬菜組成瘦蛋白魚瘦禽肉和豆類和低脂肪組成的混合膳食,才可能是控制體重和防止慢性疾病如Seams manufactured using ultra seam tech offer a number of significant advantages : these seamless material transitions are absolutely waterproof, exceptionally durable, weigh less, and are very comfortable due to the fact that they are absolutely flat and so pr any possible chafing
利用超聲波貼和技術加工有很多的好處:這些無縫材料具有絕對防水性,耐磨性,減輕了重量,而且由於加工平滑舒適,防止運動磨傷皮膚。Seams manufactured using ultra seam tech offer a number of significant advantages : these seamless material transitions are absolutely waterproof, exceptionally durable, weigh less, and are very comfortable due to the fact that they are absolutely flat and so prevent any possible chafing
利用超聲波貼和技術加工有很多的好處:這些無縫材料具有絕對防水性,耐磨性,減輕了重量,而且由於加工平滑舒適,防止運動磨傷皮膚。Lukang ? gel of proper density in water based system can adhesion and suspension powder materiel ( such as pigment, medicine and talcum powder etc. ), stabilize suspension liquid, prevent suspended material sediment and harden, make suspension liquid even, bright - colored, convenience, easy spraying, and unaffected by outside force and time
適當濃度的綠康凝膠在水性體系中可粘合、懸浮粉狀物料(如:顏料、藥物、滑石粉等) ,穩定懸浮液,防止已懸浮物質的沉澱積合、硬化,使懸浮液質地均勻,色澤艷麗,使用方便,噴霧更加容易,且不受外力、時間影響。Termoplastic water stops for sealing joints in concrete ; concepts, shapes, dimensions
水泥接縫密封用熱塑性塑料製造的止水帶.概念形狀Thermoplastic water stops for sealing joints in concrete ; requirements, testing, inspection
水泥接縫密封用熱塑性塑料製造的止水帶.要求試驗The development of a two - component elastic polyurethane sealing material for the anti - seepage of channel is described herein, and then the performed polymer structure, the molar ratio of iaocyanate to hydroxide radical and the effects from the components of the compounded curing agent on the performance of the material are discussed as well
摘要介紹了一種用於管道防滲止水的雙組分聚氨酯彈性密封材料的開發,並討論了基劑預聚體聚合物結構、異氰酸酯和羥基的摩爾比以及復合固化劑組分對材料性能的影響。But md has had demonstrated no commercial success. because the properties of md membrane, such as cost, flux, strength, hydrophobic and anti - dust ability need to be improved. based on such problems, quantity of research work has been done
雖然膜蒸餾法處理海水苦鹹水具有諸多的優點,但目前為止仍未取得商業上的成功,其重要原因在於蒸餾膜的性能,膜的成本、蒸餾通量、強度、疏水性、耐老化性、抗污染性等還有待進一步的改善和提高。After use, it can form a protective film to hold moisture, and make your hands soft and smooth, delicate and tender
使用后,能在肌膚表面形成保護膜,防止水份的散失,令雙手柔軟光滑、細膩有彈性。However, floor drain size may need to be designed to prevent water damage caused by a catastrophic failure condition
但是地漏大小需要確定以防止水破壞導致災難性故障。分享友人