surface cracking 中文意思是什麼
surface cracking
解釋
表面開裂-
At the same time, the problem from the concrete cracking is effectively solved through the measures such as enhancing the quality of the excavated surface, adjusting the admixing ratio of fly - ash in the concrete, and lowering the temperature rise of the hydration heat
同時通過提高開挖表面質量，以及調整粉煤灰摻量以降低水化熱溫升等措施，有效地解決了混凝土裂縫問題。 -
In this paper the properties of the polymer modified cement mortar are studied of didy formwork concrete surface coated layer for protection. the emphasis is focused on the permeability and cracking - proof feature
本文主要對模網混凝土聚合物改性水泥砂漿保護層的性能進行研究，著重探討了與耐久性密切相關的抗裂性能和抗滲性能。 -
The quality of furan sand castings is usually better than clay sand castings, however, some defects are also very easy take place with furan sand castings such as blow hole, metal penetration, veining, cracking, slag inclusion, hardness too low, surface recarburation, surface sulphuration, nodularity degeneration etc, which were usually caused by improper raw materials selection, improper method design, incorrect moulding or / and core - making
摘要呋喃樹脂砂鑄件質量一般比黏土砂鑄件好，但如果原材料選擇、工藝設計、造型和制芯操作不當，也會產生氣孔、粘砂、脈紋、裂紋，夾渣、硬度不足、滲碳、滲硫和球化不良等鑄造缺陷。 -
The geological conditions are very complicated in hejiazhai tunnel which is located in guizhou shuibo railway, this tunnel is named " mashed tunnel " with the most difficult geological conditions such as the high dense gas and developed karst and gushing water assembled together, the geological hazards like the gushing water and sand, the collapse of tunnel, surface subsidence and slide, cracking of tunnel lining were often happened during construction period
摘要貴州水柏鐵路何家寨隧道，工程地質條件極其復雜，集「高瓦斯、強巖溶、大涌水」為一體，施工期間曾發生多次涌水涌砂、洞內坍方、地表塌陷與滑坡、支護襯砌開裂變形等地質災害，堪稱水柏鐵路施工難度最大的「爛洞子」 。 -
We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc
目前，解決混凝土開裂的方法是綜合的，我們調查研究了混凝土開裂的原因，開發研製了高性能抗裂外加劑，優化混凝土的設計和施工方法，並通過補償收縮達到混凝土體積穩定，提高抗裂強度，滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術，應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法，從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題，發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。 -
By means of inspection analysis, the reasons of surface cracking forming were found out, which existed on the three towers in a wax catalysis unit, and the countermeasure of controlling surface cracking forming were proposed
摘要通過檢驗分析，找出了某蠟油催化裝置吸收穩定三塔連續多年出現表面裂紋的原因，並提出了有效的防護措施。 -
If the surface is covered or watered after casting of concrete, the influence resulted from change of environmental temperature and relative humidity on concrete will decrease to some extent. then the shrinkage stress will also decrease and the probability of cracking will be reduced as well
混凝土澆注完后對表面進行覆蓋或澆水養護，可以很大程度上地減少外界溫濕度變化對混凝土內部的影響，減小了混凝土的收縮應力，從而降低混凝土開裂的可能性。 -
Special cot surface thermocouple with thermowen in ethylene cracking furnace
乙烯裂解爐專用cot表面熱電偶及套管 -
1 special cot surface thermocouple with thermowen in ethylene cracking furnace
1乙烯裂解爐專用cot表面熱電偶及套管 -
The pavement panel, under load and with already existing initial cracking & inherent damaged conditions as well as its cracks & damage, further accumulates and expanses, which lays a foundation for the fissures & breakage ; the surface layer - as the uneven pavement brings about interaction between spring plates which results in impact on the vehicle load, is the main reason speeding up the fissures in the pavement panel
在荷載作用下，使得已經存在初始裂紋和固有損傷條件的路面板，其裂縫和損傷進一步累積和拓展，為路面的斷裂破壞奠定了基礎；表面層? ?由於路面表面的不平整而引起的車板相互作用帶來車輛運動荷載的沖擊，是加速路面板斷裂的主要原因。 -
Experimental study on surface cracking of early - age concrete
早齡期混凝土表面開裂問題的試驗研究 -
Standard test method for rubber deterioration - surface cracking
橡膠變質的標準試驗方法.表面龜裂 -
Non - sinusoidal oscillation has the characters that the upward time of the continuous casting mold is longer than the downward time. it can reduce the friction between the mold wall and the strand surface, and prevents the strand from leaking and cracking, it can also improve the surface quality of slabs. it is the main development of continuous casting mold in the future
其中非正弦振動具有上升運動時間比下降運動時間長的特點，能減小結晶器與坯殼之間的摩擦力，防止坯殼的拉漏和拉裂，改善鋼坯的表面質量，是今後連鑄結晶器振動發展的主要方向。 -
The result shows the high performance concrete ( hpc ) with low w / b normally has denser surface, consuming the ca ( oh ) 2 by pozzolanic reaction and low permeability, which are allowed to restrain effectively the neutralization to decrease the cracking for better durability on concrete
結果顯示，以低水膠比之高性能混凝土，介面頗為緻密，卜作嵐反應消耗氫氧化鈣，低滲透性等直接有效的抑制混凝土的中性化，可減低裂縫機率，進而提升混凝土的耐久特性。 -
Determination of resistance to surface cracking on folding - light leathers
用折疊方法測定耐表面破裂性.上光皮 -
In view of a suburb major trunk road pavement failure, mainly from surface depression, cracking and slipping, water destruction, design failure, this paper analyzes the cause of destruction, proposed the preventive measure, to avoid the early destruction of the pavement, thus enhancing the quality of the road surface and lengthening the service life of the road
摘要針對市城郊某主幹道的路面破壞現象，主要從路面沉陷、裂縫和滑移、水破壞、設計不合理等幾個方面分析瀝青路面產生破壞的原因，同時對應地提出了瀝青路面破壞的預防措施，以此引起廣大道路設計人員與施工人員的重視，避免瀝青路面的早期破壞，從而提高路面的使用質量和延長道路的使用壽命。 -
Zinc cut wire, aluminium cut wire and copper cut wire are made of zinc wire, aluminium wire and copper wire respectively, widely used for shot peening to give compressive residual stress in the surface layer of components for fatigue life enhancement and suppression of stress corrosion cracking and deburring and cleaning of zinc or aluminum die cast parts, without any damage to the parts, and creating much less dust than natural and artificial corundum abrasives
鋅丸鋁丸鋅丸鋁丸分別由鋅絲鋁絲織成，廣泛用於鋅或鋁鑄件的去毛刺與清潔，對工件無損，比天然和人造氧化鋁磨料產生的粉塵少，壽命長，可回收再利用。 -
Rubber vulcanized - the test method of deteration surface cracking
硫化橡膠老化表面龜裂試驗方法 -
Rubber vulcanized - the test method of deterioration surface cracking
硫化橡膠老化表面龜裂試驗方法 -
The influence of temperature change, reference temperature, the surface cracking length and the reflective cracking length on the working properties of road structure is discussed. drucker - prager plastic criteria is used to simulate the characters of composite foundation and soft clay ground
接著研究了低溫變化溫度場對軟土地基與無損、含有表面裂縫及含有反射裂縫道路結構體的相互作用，討論了路表變溫、基準溫度、表面裂縫長度和反射裂縫長度對道路結構體工作性狀的影響。
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