易裂開的 的英文怎麼說
中文拼音 [yìlièkāide]
易裂開的
英文
fissile-
Caryopsis ( grain ) ( pl. caryopses ) a dry indehiscent fruit, typical of the grasses. it is similar to an achene except that the ovary wall is fused with the seed coat
穎果:一種不開裂的乾果,是禾本科植物特有的果實類型。與瘦果相似,不同點在於穎果的果皮和種皮緊密愈合不易分離。The lay of the strata can imply that the rock splits easily along its direction of cleavage.
成層的地層意味著巖石易於沿著其解理方向裂開。Generally, the moisture content of timber should be lower than 12 % and then the timber can be used for furniture producing, otherwise, exorbitant moisture content will make the furniture appear deathful quality problems easily, such as transmogrifying, dehiscing, ungluing, etc. da fengfan has our own drying equipment
通常木材的含水率應低於12 %方能用於傢具的生產,否則過高的含水率會使傢具在日後的使用過程中容易出現變形、開裂、和脫膠等致命的質量問題。High accuracy kdp crystal optics is now considered as one of optics that is the most difficult to be processed for its series of disadvantageous characteristics to optics processing such as anisotropy, soft nature, easy to deliquesce, high brittleness, sensitive to temperature change, easy to crack and so on. therefore the long machining period, low percent of pass and astaticism quality has become the bottleneck of icf technology, and the surface quality control of kdp crystal processing has become the key problem to be solved in the research of icf in our country
Kdp晶體零件是目前公認的最難加工的光學零件之一,因為kdp晶體具有各向異性、質軟、易潮解、脆性高、對溫度變化敏感和易開裂等不利於光學加工的特點,所以加工周期長、合格率低、質量不穩定成為慣性約束聚變技術的瓶頸, kdp晶體超精密加工表面質量控制問題已經成為我國慣性約束聚變研究中亟待解決的關鍵問題。The advantages of this modified technique can be stated as follows : ( 1 ) healing was apparently faster. ( 2 ) postoperative pain was minimal. ( 3 ) depth of vestibular fornix was increased markedly. ( 4 ) frenum and muscle attachment pull almost completely relieved. ( 5 ) there was less possibility of exposing a dehiscence or creating bone 1055 on adjacent teeth. ( 6 ) a function - ally adequate zone of attached gingiva was numerically increased
本改良法的優點,可歸納以下幾點: ( 1 )手術傷口愈合快( 2 )術后疼痛小( 3 )口腔前庭寬度明顯增加( 4 )頰系常及肌肉的拉扯,幾乎獲得完全改善( 5 )不易引起手術區周圍齒槽骨的裂開缺損( 6 )固著性齒齦寬度的增加至為明顯。Using material, which composition is basically same to substrates through grinding, and then dipping its slurry on substrate with heating 800 and then sintering at 1400. there was no crack on the surface of coating. distinguish between coating and substrate may use sem, from sem micrographs of cross section of coating, there is gradated pore structure, while pore - forming agent is no good for coating
採用與基體成分相同的原料配製的料漿在經800燒成的素坯上成膜,燒成后發現,添加成孔劑的料漿成膜后表面易於開裂,而未加成孔劑的料漿成膜效果較好。Those of multi - span, middle - length ( about 25 - 40 metres ) are of large percentage among advanced bridges. simply - supported girder bridges with continuous decks are inferior to those of continuous girders because their decks crack easily. owing to the complex construction of continuous girder bridges, which is laboursome and time - consuming, people have been thinking about an approach to combining the advantages of the two so as to speed up the building and reduce the work procedures
在高等級公路橋梁中,多孔中等跨徑(跨徑在25 40米左右)的橋梁占很大的比重,橋面連續的簡支梁結構體系由於存在橋面容易開裂等缺點而在與連續梁結構體系的競爭中常常處于下風。The handle of the dagger was ash wood, a material still used for handles today because it does not splinter easily
小刀的柄是?木做的,這種木頭不容易裂開,直到今天還用來做刀柄。During the cantilever construction of main girder of a concrete cable - stayed bridge, the main girder at the temporary rigid fixity area of pylon and girder is vulnerable to cracking when the conventional temporary rigid fixity structure is used
摘要在混凝土斜拉橋主梁懸臂施工過程中,採用傳統的塔梁臨時固結構造存在臨時固結處的主梁容易開裂問題。The object of crushing is to split open every berry so the juice can be easily seperated with a minimum of damage to the grape skins
破碎:目的使每個葡萄粒裂開,從而葡萄汁能很輕易地被分離出來,而對葡萄皮有最小程度的損壞。Because pure silver is so soft, it should only be used when malleability is required, such as in handcrafted jewelry featuring weaving and other intricate designs. sterling silver is most often used for jewelry and household accessories because of its combination of beauty and durability. acceptable quality marks for sterling silver include
2折彎法:用手輕折銀首飾,易彎不易斷的成色較高僵硬勉強折動的成色較低經折彎或用錘子敲幾下就會裂開的為包銀首飾經不起輕折,且易斷的為假貨。Sintered ndfeb has excellent magnetic properties with low price while the strength and toughness are poor which result in poor machinability, and it is easy to be broken. so they can not be used in areas with impact
但是,這種材料強度和韌性差,機械加工困難,應用過程中容易掉角開裂,特別是在一些有沖擊振動載荷的領域應用受到限制。Mineral admixtures have unsuperseded advantages in improving the workability and durability of self - compacting concrete. the reasons of tendency of cracking in self - compacting concrete and the influence factors have been studied, and the new type of mineral admixture has been used in high performance self - compacting concrete, and its defects such as high slump - losing and shrinking or cracking is successfully prevented
分析了免振搗混凝土容易產生收縮開裂的原因及其影響因素,將研製的新型礦物添加劑應用於免振搗高性能混凝土之中,解決了免振搗混凝土坍落度經時損失大、易產生收縮開裂等技術難題,配製出免振搗微膨脹高性能混凝土。The trends of plastic shrinkage cracking in concretes made with the same water or cement paste content per cubic meter are similar with the above case, but the critical w / c ratio is about 0. 45 - 0. 4 and 0. 4, respectively
2 )在一定砂率范圍內,較低和較高砂率對應的混凝土拌合物不易開裂,而中間某一臨界砂率對應的混凝土拌合物開裂較大,這一臨界砂率變化范圍為36 - 43 % 。In the paper the effects of the made parameters, the main materials and environmental conditions on plastic shrinkage cracking were investigated. it can be concluded as following : 1 ) there was a critical w / c ratio of maximum plastic shrinkage cracking between lower and higher w / c ratio of concrete mixtures made with the same cement content per cubic meter, concretes with lower or higher w / c ratio being less prone to plastic shrinkage cracking and the w / c critical ratio critical of maximum plastic shrinkage cracking being about 0. 5
本文研究了配製參數、主要原材料以及環境條件對新拌混凝土塑性收縮裂縫的影響,結果表明: 1 )單方混凝土水泥用量一定時,較低水灰比和較高水灰比對應的混凝土拌合物不易開裂,而中間某一臨界水灰比對應的混凝土拌合物開裂較嚴重,這一臨界水灰比為0 . 5 ;單方混凝土水用量或水泥漿量一定時,混凝土拌合物的塑性開裂趨勢與上述情況相似,但臨界水灰比分別為0 . 45 - 0 . 4和0 . 4 。Lwac is becoming one of the important trends in the development of modern concrete. to solve the problems such as poor workability, large shrinkage value and crack easily of lwac, on the basis of systematic experiments, the author establishes lwac workability evaluation system and advances the testing method of pumping performance of lwac ; the control technology of discrete of lwac is introduced through analyzing structure formation process and establishing the mathematic model ; based on studying the strength source of lwac and the function mechanism of artificial additive, this paper not only confirms some major factors which affect concrete strength but explores the preparation technology route of high strength lwac ; the different effects of several fibers in lwac have been studied, and the fiber is introduced in pumping lwac to improve its crack - proof performance
本文針對輕集料混凝土工作性能差、收縮變形大、易於開裂等問題,根據大量實驗建立了高強輕集料混凝土工作性能的評價體系,提出了高強輕集料混凝土可泵性的測試方法;通過分析輕集料混凝土的結構形成過程,建立了輕集料混凝土拌和物物料運動的數學模型,提出了防止輕集料混凝土分層離析的技術措施;通過對輕集料混凝土強度來源和礦物摻合料的作用機理的深入研究,確定了影響輕集料混凝土強度因素的主次關系,提出了配製高強輕集料混凝土的技術路線;研究了纖維在輕集料混凝土中的增強增韌、減少收縮的作用機理。The small amount of copper added to sterling has very little effect on the metal s value. instead, the price of the silver item is affected by the labor involved in making the item, the skill of the craftsperson, and the intricacy of the design. most high quality silver items are stamped with a " fineness ", " 925 " or " quality " mark
2 、折彎法:用手輕折銀首飾,易彎不易斷的成色較高;僵硬、勉強折動的成色較低;經折彎或用錘子敲幾下就會裂開的為包銀首飾;經不起輕折,且易斷的為假貨。2 ) to a certainty of sand percentage, concretes with moderate critical sand percentage which changed in about 36 % - 43 % were more sensitive to plastic shrinkage cracking than concretes with lower or higher sand percentage. 3 ) concrete made with lower strength grading cement was more prone to plastic shrinkage cracking than that of concrete made with higher strength grading cement
4 )粉煤灰和硅灰對混凝土塑性收縮裂縫的影響與拌合物的實際水膠比有關,存在一個水膠比界限,在此界限之上,摻入粉煤灰或硅灰的混凝土較易開裂,在此界限之下,粉煤灰或硅灰高性能混凝土對塑性收縮裂縫具有抑制作用。Experimental results indicated that the polypropylene fiber can improve the workability of concrete availably, and can increase the presentation quality of structures with the voids and pits decreased ; the cracks of beam are controlled effectively, the width and length of crack decreased, the dispersibility of crack in beam face improved, and the ductility of beam increased ; and the cracking load of reinforced concrete beam is increased, the amplify up to about 30 %, simultaneity the ultimate bear capacity increased
試驗研究表明,使用聚丙烯纖維后,能有效改善新拌混凝土的和易性,並能增強混凝土構件的外觀質量,減少構件表面蜂窩、麻面、氣孔、細小裂紋等;同時,在破壞試驗過程中發現梁的裂縫能得到有效控制,裂縫寬度減小,裂縫的發展高度降低,裂縫的條數增加,提高了梁截面的裂縫分散能力,增強了梁中混凝土的韌性;提高了鋼筋混凝土梁的開裂荷載,幅度可達30左右,增強了結構的延性,提高了結構的抗裂性能和屈服荷載。The thesis firstly discussed the difference on the reason and the mechanism of cracking between high strength and high performance concrete and normal concrete. ring test and flat test were adopted for research on the major influencing factors of cracking. from the point of view of optimizing material mix - proportion, the measures were advanced to improve the anti - cracking capability of high strength and high performance concrete
本文初步探討了高強高性能混凝土與普通混凝土相比在裂縫成因和開裂機理上的差異,通過圓環法和平板法試驗,初步研究分析其易於開裂的主要影響因素,從材料配比的優化上提出了高強高性能混凝土抗裂性能的改善措施。分享友人