poor surface 中文意思是什麼
poor surface
解釋
表面不夠光滑-
The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section
混凝土表面溫度隨外界溫度波動而波動，但內部的導溫性能很差，所以在外界溫度驟降時將引起很大的溫度梯度，從而在厚度方向上拉應力發展很快，這極易引起全斷面拉應力發生。 -
Factors which can accelerate the early hydration of cement, the setting in particular, such as excessively high c3a content, too low so3 content, high alkali content and the blending of pozzolana with large inner specific surface area, etc., will result in poor compatibility of the superplasticizer with cement
凡是加速水泥初期水化的因素，特別是使水泥凝結加速的因素如c3a含量過高、 so3摻量過少、堿含量高以及摻入內比表面積大的火山灰質混合材等均使水泥與超塑化劑的相適應性變差。 -
This indicates that rich zn2 + and poor mn2 + ions in the colloidal solution of zns : mn2 + nps is the key to obtain highly efficient luminescence and highly quantum yields. the research on the properties of surface modification may be helpful to the widely application of nano - sized materials in the future
對納米材料表面修飾后發光性質變化的研究有助於更加深入地認識表面和表面態的實質及其對發光的影響機制，為進一步控制納米材料的表面，提高發光效率，創制理想高效的納米發光材料提供基礎的理論的指導，使得納米發光材料得到更加廣泛的應用。 -
However, the waterproof function and anti - fungus capability of ccf is relatively so poor that the quantity of first - grade and excellent - quality products is very few. in addition, the external antifriction layer of ccf is expensive and faulty, and 80 % of manufactories in china depend on the import antifriction paper. aimed at the situation, this paper put forward a simple and effective way - rabbet surface sealing technique ( rsst ) to improve the waterproof function and anti - fungus capability of ccf
本文針對其防水抗霉性能較差、一等品及優等品極少；以及其表層耐磨紙價格昂貴、缺陷較多，尤其我國生產廠家80依賴進口耐磨紙的現狀，提出一種簡便而行之有效的方法? ?企口表面全封閉法來改善復合強化地板的防水抗霉性能，並採用國產材料研製出一種集裝飾功能與高耐磨性能於一體、生產成本很低的新型高耐磨層，以替代進口耐磨紙。 -
The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area
研究結果主要包括： （ 1 ）巫溪縣生態退化特徵表現：作為生物生長基質的部分土壤薄而貧瘠，保水保肥能力差，部分地區基巖裸露，土壤的不斷退化導致植物種多樣性減少，植物種群結構逐步由復雜趨向簡單化；縣內水土流失的類型主要包括面蝕和溝蝕兩大類，據調查，面蝕面積占侵蝕總面積的80左右，其中坡耕地面蝕佔耕地侵蝕面積的70左右。 -
As a super refractory, nature flaky graphite has many advantages such as high thermal conductivity, high thermal shock resistance, excellent high - temperature strength, excellent machinability, high sublimation temperature and low thermal expansion coefficient. unfortunately, the poor water wettability, low density and flaky structure of graphite surface limit its application with large quantity
天然鱗片石墨以其熱膨脹小，導熱性、抗熱震性和化學穩定性好等諸多優點而成為適應鋼鐵冶煉苛刻環境耐火材料的原料，但石墨在水中的潤濕性、分散性差以及在空氣中易氧化等缺點限制了它的進一步應用。 -
The metal laser fuse fill in the application of metal wear, co - mosion, broken, blfida, glass, chromium scar, casting error, pro - cessing ultra poor, leakage repairs ; mechanical parts of the modified surface to be cut moldova, and wear - resisting, cor - rosion resistance, withetand high temperatures and perfor - mance
該金屬激光熔補機適用於各種金屬磨損、腐蝕、斷、裂、劃傷、鉻痕、鑄造缺陷、泄漏的修復；對各種機械零配件表面的改性，使其具有減摩、耐磨、耐腐蝕、耐高溫等性能。 -
This paper has analyzed and synthesized the problems of burning heavy viscosity petroleum about injecting steam boilers in liaohe oil field. the heat balance experiments on injecting steam boilers burning heavy viscosity petroleum is made first. the main causes of low thermal efficiency and heat lose of flue gas are the poor effect of atomization and burning with old - fashioned oil nozzles, worse ash gathered on. heat exchange surface and high temperature of flue gas
本論文在分析綜述了遼河油田注汽鍋爐燃用高粘度稠油時存在的問題的基礎上，首先對燃用稠油的注汽鍋爐進行了正、反熱平衡試驗，分析了注汽爐熱效率偏低、排煙熱損失偏高的主要原因是原噴油嘴改燒高粘度稠油時霧化和燃燒效果差、換熱面積灰嚴重、排煙溫度太高。 -
Based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers
結合魚劍口電站壩下消能防沖試驗研究成果，對低壩樞紐寬尾墩的水流特點、摻氣特性、寬尾墩對大壩泄流能力和壩面壓力的影響以及寬尾墩的消能效果等問題進行了初步探討，提出了合理地使用寬尾墩結合輔助消能設施可有效地解決壩下覆蓋層深，地質條件差，抗沖能力弱的低壩樞紐的消能防沖問題，從而為具有低水頭，大單寬流量，低佛氏數特點的低壩樞紐泄洪消能開辟了一條新途徑，可供有關低壩樞紐設計與試驗工作者借鑒與參考 -
This paper describes the con - cept of udb, together with its advantages and disad - vantages, and demonstrates the formation damagemechanism during ubd, e. g., the lack of filter cakeprotection, temporary over - balanced condition, pol - ishing effect and surface damage caused by frictionbetween bit and hole wall and poor cooling, and otherdamages, etc
介紹了欠平衡鉆井的概念以及優點和缺點，闡述了欠平衡鉆井對地層的損害機理為由於缺少起保護作用的濾餅，臨時的超平衡造成對地層的損害；天然滲析效應；拋光、表面損害以及其它損害。 -
But to circular plate with large surface area, the vibrate modes generated is often so high that there is reverse phases existing, which result in a decrease in radiation impedance, electric - acoustic efficiency and the electric power, as well as poor directivity
然而對于輻射面積較大的彎曲振動圓盤，一般激勵的振動階數比較高，因此存在彎曲振動的反相區，導致換能器的輻射阻抗下降，電聲效率和聲功率降低以及指向性變差等問題。 -
Thus, the system could be kept at a lower super - saturation state under the condition of higher concentration of ca2 + to obtain aragonite whisker. the surface of aragonite must be modified to overcome the shortcomings leading to poor dispersion and combination with polymer materials
為了解決作為無機填料由於表面親水疏油而在聚合物材料內部分散性差、與高聚物本體結合力差等的缺點，必須對文石相碳酸鈣晶須進行表面改性。 -
Poor : heavy accumulation of dirt, grease, mold, or other foreign material on any surface
差：許多表面都有積灰、或油脂、或長霉、或有其他異物。 -
In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages
本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性，通過採用不同方法穩定該類土作底基層材料的力學性能研究，從技術、經濟角度綜合評價，得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化，從而顯著減輕了基層的早期及長期縮裂程度，從而提高了路面的耐久性。 -
The low surface temperature, feeble sun illumination and more snow cover area in high latitudes may ca use the poor cloud masking quality
地表溫度的降低，積雪的存在，這些因素也使得高緯度地區雲檢測的精確度降低。 -
The common was the closest public space to the arsenal but the surface was very poor due to the damage caused by the royal horse artillery, who used it for manoeuvres
公園是當時離俱樂部最近的公共場地，但是因為這里是皇家騎兵的訓練場地，場地的條件很差。 -
Vacuum adsorption ask that wall surface have certain smooth degree, the ability of getting over barrier is poor
真空吸附要求壁面要有一定的光滑度，越障能力低。 -
Landing surface is wet, break action poor ( medium )
道面濕，剎車效能差（中等） 。 -
However, for the seismic data from the low snr region with complex surface, because of the complicated surface and underground geology conditions and the poor transmitting / receiving conditions, there exist severe static correction problem and strong disturbance in the original records so that the effective reflected waves can not be identified in the records, the snr in the original records is low and the static correction problem is severe
復雜地表低信噪比地區地震資料，由於地表及地下地質條件復雜，激發及接收條件差，在原始採集記錄上存在著嚴重的靜校正問題及各類強干擾，記錄上幾乎看不到有效反射波的影子，原始資料信噪比低，靜校正問題突出。 -
Poor surface sticking performance and hardly secondary processing
表面貼合性差，難以二次加工
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