叶端的软骨往往是软弱的,有一个更圆的角度。
The cartilages of the tip tend to be weak and have a more round Angle to them.
就外植体类型而言,近茎端叶柄效果最好,其次是中间叶柄、近叶端叶柄,叶片效果最差。
In point of the types of explants, the petiole near the stem end was the best, next came the petiole near the middle end, the petiole near the leave end proved to be even worse.
目的是在减少叶端漩涡,降低叶轮的流动损失,提高风力机的输出功率,将更多的风能转化为电能。
The above is the scale of our research. It aims to decrease tip vortexes, reduce the flow loss of the rotor and improve the output power of the wind turbine.
研究了高速旋转叶片振动实时监测系统,叶端定时传感器、传感器脉冲信号采集电路和叶片振动信号的实时分析和处理。
The real time measuring system of high speed rotating blade vibration, tip timing sensor, pulse signal sampling system and analysis processing of blade vibration signal are researched.
苗端的原分生组织由原套、原体和叶原基组成。
The promeristem in the shoot apex consists of tunica, corpus and leaf primordium.
把右侧松开的一端,从后方绕过椒盐卷饼的右侧叶。
Weave the loose end on the right around and behind the right lobe of the pretzel.
至第八对叶原基产生后,茎端分生组织才稍微隆起,细胞数目增多。
At the appearance of the eighth leaf primordia, SAM formed a bulge and had more cells.
把同样一端从前方绕过左侧叶,然后从后方绕到右侧叶的前方。
Wrap that same end around and in front of the left lobe, then behind it and in front of the right lobe of the pretzel.
单瓣深浅不一的亮粉红色星形缟花, 花瓣端有凹痕。平坦尖型叶。大型。
Single chimera light pink two - tone fluted star. Plain, pointed. Large.
方法回顾性分析比较肱骨近端锁定钢板与三叶钢板治疗肱骨近端骨折的效果。
Methods a retrospective study compared proximal humeral locking plate with the leaf plate for the treatment of proximal humerus fractures.
结果表明弯掠叶栅端部损失降低而叶展中部损失增加,但相应的端部扩压因子有所减小。
The result shows that the swept-curved cascade has lower endwall loss and higher midspan loss as compared with the straight cascade.
本文介绍在平面叶栅风洞上进行的“孔窝群”端壁叶栅和原始(光滑)端壁叶栅对比试验研究结果。
An experimental investigation of end wall flow control for pit-array cascade plate in a compressor cascade wind tunnel has been completed.
叶栅中部和端部二次流均增强,总平均的二次流动能增大。对于该叶栅,叶片反弯曲亦不能提高叶栅流场的气动性能,直叶片叶栅总损失最小。
For the turbine stator cascade, the negative curving of blade can not improve the performance of the cascades as well, the total losses of straight cascade are the lowest.
目的探讨肱骨近端移位骨折采用三叶草钢板治疗的临床价值。
Objective To investigate the clinical value of internal fixation with blade plate for displaced proximal humeral fractures.
在低速环形叶栅实验台上圆弧斜槽处理轮毂相对静子扩压叶栅环的旋转频率对叶栅端壁区流动进行了影响实验探索。
An experiment was made in an annual cascade to explore the unsteady flow mechanism of skewed slot hub treatment in removing flow separation near hub.
计算结果表明,端导叶在叶片吸力面侧安装时,叶栅性能最佳。
Calculations have shown that the performance is in its best when fixing the tip winglet on the suction-side.
在视叶的近端观察到一些神经元,它们的细胞核很大,细胞膜有锯齿状的皱折,细胞质里含有少量的线粒体。
And in the proximal area of the optic lobe, some neurons, which have a large nucleus and indented folded plasmalemma, are observed, and whose cytoplasm contains a small number of mitochondria.
再应用改进了的端壁损失和激波损失模型,最终算出轴流压气机设计点损失沿叶高的分布规律。
Finally, the total loss distribution along the blade span of the axial flow compressor is estimated according to an improved end wall loss model and a shock loss model.
瘤状体顶端由芽原基形成苗端,分化出生长点、原基、叶和腋芽原基。
The top of tumour-body formed shoot apex from bud primordium, and differentiated growing point, leaf primordium. young leaf and axillary bud primordium.
方法分别使用T型、三叶草型及解剖钢板内固定治疗肱骨近端复杂骨折37例。
Methods 37 cases of complex proximal humeral fractures were treated with open reduction and internal fixation with T-shaped, cloverleaf and anatomical plates, respectively.
检查右肾头端的时候,可以找到肝脏的尾叶。
While examining the cranial end of the right kidney find the caudate lobe of the liver.
这些树叶翠绿色,叶形长,两端逐渐收窄成尖状。
The tree's leaves are bright green, long, and taper to a point at both ends.
优化了300MW汽轮机的调节级,采用了子午面端壁收缩的弯曲叶栅,动叶为自带围带三销钉三联叶片,再用铆接围带形成整圈联结叶片。
The control stage of improved 300MW steam turbine used bowed static blade cascades with convergent tip endwall and integral shroud triple pin rotating blades.
针对某大折转角子午扩张型导叶,通过数值模拟,讨论了端壁附面层抽吸对叶栅性能的影响。
By using of numerical simulation, the effect of applying boundary layer suction on end-wall to the aerodynamic performance for a van with a high-turning Angle and meridional divergence was discussed.
自然光线和空气穿过粉红色的石材百叶进入门厅,位于两个大厅前面,可从建筑两端的楼梯进入。
Natural light and air pass through the pink stone louvers into the foyer, which lies in front of the two halls and is accessible from the staircase on both ends of the building.
此电机的电机轴两端伸出分别同一风叶和一皮带轮通过键槽和键相 配接固定;
Two ends of the motor shaft of the motor respectively extend to match and fix with an impeller inducer and a belt pulley through a key slot and a key.
通过理论分析提出一种考虑叶片端部间隙影响的叶片力亏损模型,并对三种轴流压气机叶栅的端壁边界层及叶片力亏损进行了数值计算。
A new model is presented for calculating the end-wall boundary layer and its blade force defect inside the axial compressor cascade, based on theoretical analysis.
目的分析肱骨近端锁定板、三叶草型钢板治疗老年肱骨近端三部分骨折的疗效。
Objective To investigate the application and clinical result of the treatment of proximal humerus fracture with the proximal humerus locking plate.
叶栅气动性能的改善主要在靠近叶展中部区域,而对角区核心区和端部区域的影响并不明显。
The cascade aerodynamic performance is obviously improved in the region of middle blade, but the improvement of the cascade aerodynamic performance is not clear near the end wall region.
结果表明:对于大分离叶栅,在靠近吸力面的端壁上进行附面层抽吸可以获得最佳效果。
The result showed that for the cascade with larger separation, perfect effects can be obtained by applying boundary layer suction on the end-wall near suction surface.
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