滴加 的英文怎麼說

The activation energies of crystal growth were calculated to be 15. 9kj mol " 1 and 148. 7kj mol " 1 respectively. cerous nitrate as originating material, ammonium hydrogen carbonate as precipitator, nanocrystalline cec > 2 powders were prepared by precipitation process. during the experiment, reacting solution was heated by microwave energy

採用碳酸氫銨作為沉澱劑，聚乙二醇等表面活性劑為保護劑，採用逐滴加入沉澱劑，微波加熱代替傳統加熱的均相沉澱法，制備出了粒度小、分散性好的ceo _ 2納米粉體。

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。

The factors influencing on the performance of ash - jd such as the moore ratio of monomers, the reaction temperature and time, concentration, the ph value of reaction solution and the drippy speed of formaldehyde were studied carefully. through experiments, the optimum level of those factors was gained

論文詳細研究了反應單體的摩爾比、反應溫度、時間、濃度、反應溶液的酸堿度及甲醛的滴加速度等對產品ash - jd性能的影響，通過試驗，得到了這些因素的最佳水平。

( 2 ) the reaction factors optimized by orthogonal tests are : the emulsion polymerization temperature is 60, the reaction time is 3 hours, the amount of emulsifier is 8wt %, the hydrophile lipophile balance ( hlb ) value of emulsifier is 15, the stirring speed is 4000r / min, the dropping speed is 1. 1g / min

用正交實驗確定的最佳聚合反應工藝參數為：水解溫度60 ，水解聚合時間3h ，乳化劑用量8wt ，復合乳化劑hlb值為15 ；攪拌速度為4000r min ，滴加速度為1 . 1g min 。

To determine the vitriolic solute quality mark in sewage does following tests : take 10 grams this sewage, chase to the middle of sewage drop join solute quality mark to change sodium solution for the oxyhydrogen of 4 %, if plan institute is shown, the ph change of the quality of solution of natrium of oxidation of place drop hydrogenation and solution concerns

為測定污水中硫酸的溶質質量分數做如下實驗：取10克該污水，向污水中逐滴加入溶質質量分數為4 %的氫氧化鈉溶液，所滴加氫氧化鈉溶液的質量與溶液的ph變化關系如圖所示。

Studies showed that process and condition control had critical effect on the preparation of yig phase, and the proper conditions specialized as follows : using ammonia - ammonium nitrate ( nh3 - nh4no3 ) as precipitant, ph scope from 10 to 10. 5, using dissolving salt as law materials, dropping their mixed solution into precipitant, precipitation rate at 0. 8ml / min

研究表明，共沉澱的過程和條件控制對yig的合成具有重要影響。實驗得出共沉澱的合適條件為：以nh _ 3 - nh _ 4no _ 3為緩沖溶液，控制ph范圍為10 . 0 ? 10 . 5 ，採用可溶性鹽為原料配製溶液，滴加到沉澱劑中的共沉澱方式，共沉澱速度為0 . 8ml min左右。

Using the semi - batch synthesis techniques, a grafting reaction mechanism is adopted to prepare a core - shell composite latex of siloxane / acrylate based copolymer

利用接枝反應和種子溶脹半連續滴加技術合成了聚有機硅氧烷聚丙烯酸酯復合乳液。

The higher temperature, the more fe ( co ) 5 decomposed in the gaseous phase. when the temperature was raised to 150, the thermolysis entirely happened in gaseous phase and the particles of 2 - 4um formed in long chains. with long chains broken, the plural relative permittivity ( e ", e " ) drop and plural magnetic permeability ( u ", u " ) rise

恆溫滴加法受溫度影響顯著，隨著溫度的升高，發生在氣相中的熱分解量增加； 150下fe （ co ） _ 5完全在氣相中分解，產物為2 4 m的微粒形成的鏈狀結構，這種鏈狀結構的破壞有利於復介電常數（ 、 ）的降低、復磁導率（ 、 ）的提高。

The organization cuts into slices and examines by the in situ pcr, drip protease k 20 ( xl with loomg / ml to digest respectively in pretreatment, increase with normal position positive cell account for total ratio of cell, according to the positive standard cells > 75 %, confirm the lightest digestion time, studying the influence and relationship of different fixation time with protease digesting each other, detecting the mn genotype of the organize slices at the same time

石蠟切片進行原位pcr檢，預處理分別滴加loom歲血的蛋白酶k20閃消化，以原位擴增顯色后陽性細胞占總細胞的比值> 75 %為標準，確定最適消化時間『 ， ，研究不同固定時間與蛋白酶消化的相互影響和關系，同時檢測石蠟切片的mn基因型。

In the straight dripping method, the function of the selectivity film could be exerted as well when 2ul5 % nafion was dripped to the electrode surface, ( 3 ) the selectivity of the electrode was also studied

直接滴加法中在電極表面滴加2 l5的nafion溶液時，可以最好的起到選擇性膜的作用，達到對no測定的最好效果。

( 2 ) two methods including the adsorption method and the straight dripping method were used to modify the platinum electrode. in the adsorption method, the time of the electrode adsorption is 7s ; there is no curve if the time is too short and the curve appearing when the time is 5s

用兩種方法對電極進行nafion修飾，即吸附法和直接滴加法，對吸附法確定了電極吸附nafion的時間為7s ，時間太短無峰出現，吸附5s後有氧化峰出現。

Strains require special treatments for removal such as spotting with organic solvents.

要清除這些著色物質，需要特殊處理，例如：滴加有機溶劑。

Method four bacteria were separately cultured and measured the transparent circle after adding the lodine solution

方法將各菌種接于澱粉酶試驗培養基，培養后滴加稀碘溶液，觀察透明圈，判定產酶能力。

Steel pipe with wall thickness of three mm and diameter under 100 mm to effectively reduce cutting temperature, prolong service life of blade and improve cutting effect

每切割兩道口，如壁厚3毫米，管徑100毫米以下的不銹鋼管，滴加一至兩滴潤滑油在刀刃端，

Secondly, the encapsulation of white carbon with polymethylmethacrylate and its conditions were discussed, then the properties of composites formed with this and polyacrylate was researched

聚合體系中，乳化劑的濃度應接近其cmc值，聚合時，單體的加入，採用滴加方式對包覆有利。

Because of the significant difference in curve shape between the normal bacteria culture and culture with antibiotics, this technique could be used to study the drug - resistance of bacteria

因正常細菌培養基所產生的阻抗曲線圖譜與在細菌培養基中滴加了抗菌藥物所形成的阻抗曲線圖譜形態有明顯差別，利用這種阻抗曲線圖譜的形態差別來判斷細菌的耐藥性。

The obtained qcm sensor has sensitive response to the liquid density and can be expected as a density meter. composite films of p - cyclodextrin ( p - cd ) bound to the titanium dioxide nanoparticles were tightly coated on the surface of qcm

研究發現在乾燥失水的過程中，滴加到tio2多孔膜表面的-環糊精分子與納米二氧化鈦發生縮水反應，形成網狀物質，牢固地結合在壓電晶體表面。

A core - shell emulsion with proper viscosity and good stability is prepared by methyl methacrylate ( mma ), butyl acrylate ( ba ) and acrylate acid as main monomers, through seed emulsion polymerization with semi - continuous adding method

摘要採用甲基丙烯酸甲酯，丙烯酸丁酯和丙烯酸為核殼階段的單體，通過半連續滴加的種子乳液聚合的合成工藝，得到了一種粘度適中，穩定性良好，具有核殼結構的乳液。

The coating effects of these modifiers are evaluated in the order of ( napoa ) 6 > c2hsoh > na2sio3 > h2o > naoh. the organic modification reagent such as sodium stearate and polyethylene glycol can modify the nanosized powders, sodium stearate has good effect when its adding amount to nano - tio2 is 8 %, the concentration is about 0. 1 mol / l, the value of ph is 5, and the reaction period is up 30 minutes. to modify the powders with polyethylene glycol, the amount must be limited from 1 % to 2 %, the value of ph is between 3 and 5, and the reaction period should be up to 2 hours, the effect will be mo

不同分散劑對其分散效果為: （ napo3 ） 6 > czhsoh > n處5103 > hzo > naoh ;採用有機改性劑硬脂酸鈉和聚乙二醇進行了納米二氧化欽的有機改性研究，獲得了改性劑用量，濃度等最佳工藝條件的參數;對納米二氧化欽進行了包裹二氧化硅的研究，適當調整溶液的ph值，滴加硫酸的速度，以及改變滴加方式，獲得了較緻密的包覆二氧化欽，其分散性和酸溶性都獲得了較大程度的改善。

Carbonyl iron particles and iron - epoxy resin composite particles, which both mrs and microwave absorber are based on, were prepared by method of dropping fe ( co ) 5 to dmf in constant temperatures and of heating the solution of fe ( co ) 5 / dmf stage by stage, combining in situ composite technique

本論文採用恆溫滴加法和逐步升溫液相法熱分解合成了羰基鐵粒子，並結合原位聚合復合技術制備了羰基鐵-環氧樹脂復合粒子，然後用它們組成了磁流變液和微波吸收材料。