就叶冠接触状态与叶冠磨损之间的关系进行了讨论;
The relationship between the shroud contact state and shroud wear was discussed.
同时,依据共振疲劳损伤寿命理论确定叶冠的最佳间隙值,来增加使用寿命。
According to the resonant fatigue-damage life theory, the optimum clearance between neighboring shrouds is determined to increase the service life.
分析结果表明,叶冠的紧度由预扭角和工作载荷决定,离心力对紧度的变化起主要作用。
Analysis results indicate: shroud tightness is determined by pre-twist Angle of shroud and working load, the centrifugal force plays a main role to the tightness change.
试验结果表明:缘板模拟件、叶冠模拟件的材料疲劳性能分别为对比试件(和叶身中部材料性能基本相当)的5.93%和7.68%。
Tests results show that the fatigue performances of the shroud-like specimen and the platform-like specimen are respectively 7.68% and 5.93% those of the notched specimen.
接触状态包括接触形式和接触参数,通过接触形式可从结构上判断结构设计的合理性,通过接触参数可从力学性能上评价叶冠的阻尼效果。
Based on contact forms, a reasonable judgment can be given about structural design; based on contact parameters, the damping effects of blade shrouds are evaluated.
新加坡公用事业局(PUB)负责人叶庆冠(YapKheng Guan)解释说,“我们的水要么太多,要么太少。”
"We have either too much water or too little, " explains Yap Kheng Guan, a director of Singapore's PUB.
营养品日新月异夜用樱草油、冠叶连翘提取物、鱼油、氨基葡糖,硒、锌、铁、钼、益生菌。
SUPPLEMENTS are all the rage: evening primrose oil; St John's wort; fish oils; glucosamine; selenium; zinc; iron; molybdenum; probiotics.
“这些非常特别的鸟类只存活在森林次冠层叶簇中,”他解释说,“它们如此地适应了那种环境,而且感觉如此得安全,因而它们不会离开那里。”
"These very specialized birds feed only in the forest understory," he explains. "they're so adapted, and feel so safe, they won't leave."
江心一叶小船在急流中颠簸着疾驶,船头端坐着峨冠而多髯的东坡居士。
Leaf river boat bumps in the torrents of, bow and sit more than a lofty crown beard lay the Dongpo.
此外还初步研究了稻叶瘟对水稻冠层光谱特性的影响。
Besides, effects of rice leaf blast on spectrum reflectance of rice was studied simply.
本文通过对4个感染不同等级稻叶瘟的水稻冠层反射光谱进行测试,并对光谱反射曲线进行微分分析,研究了绿光区、红光区和近红外区反射光谱的变异特征。
Rice spectrum features at green, red and near infrared regions were studied by measuring and analysing rice canopy reflectance and differential spectrums with 4 levels of rice leaf blast.
研究了大田杂交水稻汕优6号冠层上部三片功能叶衰老过程中一些生理生化变化。
Some physiological and biochemical changes were studied in the top three leaves of field-grown hybrid rice cv. Shanyou 6 from flowering through senescence.
成都白鸡全身羽毛白色,单冠,耳叶红色带有白斑,喙、胫黄色。
The chickens are characterized by white plumage, single comb, red ear-lobes with white spots, yellow beak and shanks.
一般叶角越小,冠层受光越优越。
Generally, the smaller the leaf Angle was, the better the light distributed.
叶片向上卷曲(称为卷叶)可以引起直立叶的表型,延长叶片直立时间,促进形成直立叶株冠。
Upward curling of the leaf blade (called rolled leaf) can result in enhanced erect-leaf habit, increase erect duration and promote an overall erect leaf canopy.
使用泡沫陶瓷过滤器使除渣有显著效果,是获得少、无夹渣带冠导叶的一种有效途径。
The use of ceramic foam filter makes slag inclusion decrease greatly. It is an efficient way to obtain double corona stationary blades with little or no slag inclusion.
结果表明:印楝种源间光响应曲线因叶龄和冠层部位的不同而呈现不同的特征格局;
The results showed that light response curves of the four provenances exhibited different characteristics with different aged leaves and positions within the tree crowns.
结果山楂叶总黄酮冻干粉高、中剂量组能降低冠脉结扎所致心肌梗死麻醉犬的SAP、DAP、MAP。
RESULT In the high and medium dosage groups, SAP, DAP and MAP of the animal models were reduced.
结果山楂叶总黄酮冻干粉高、中剂量组能降低冠脉结扎所致心肌梗死麻醉犬的SAP、DAP、MAP。
RESULT In the high and medium dosage groups, SAP, DAP and MAP of the animal models were reduced.
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