1、

Pinnately compound with a single terminal leaflet, as in the leaves of the rose plant. ferns having lanceolate fronds that root at the tip.

奇数羽状叶的与顶端羽状单叶接合的,如蔷薇科植物的叶带有尖端呈披针型复叶的蕨类植物。

互联网摘选

3、

However, before conducting investigations for titanium, a lubrication method was developed according to which a titanium oxide film with specific pore size and thickness was found to be an essential perquisite to avoid sticking of titanium to tool tip.

在研究纯钛板的成形性能时,提出了一种新的润滑工艺,在钛板表面覆盖一层孔径特定的多孔氧化膜以容纳固体润滑剂,避免工具头与钛板的黏着。

互联网摘选

5、

Based on the study of oil percolation migration mechanism through fault zone and its influencing factors, physical simulation was made on the oil percolation migration characteristics through fault zones with different grain sizes, shale contents and tip angles using experiment equipment designed and installed by ourselves.

在研究原油通过断裂带渗滤运移机制及主要影响因素的基础上,利用自行设计组装的模拟实验装置,对原油通过不同粒度、泥质含量和倾角的断裂带的渗滤运移特征进行了物理模拟。

互联网摘选

6、

Press beside the acupuncture point with the nail of the thumb or the index finger of the left hand and keep the needle tip closely to the nail, and then insert the needle point the point.

①指切进针法:左手拇指端或食指尖切按在穴位旁边,右手持针,针尖紧靠指甲刺入腧穴。

互联网摘选

7、

In this paper, a high-speed framing camera is used to seize the transient process of crack propagation. Under impact load, dynamic energy release rates of the running crack tip of a three-point-bend beam with initial crack are studied by means of dynamic caustics.

借助高速摄影捕捉裂纹瞬态扩展过程,利用动态焦散线研究了含有裂纹的三点弯曲梁在冲击载荷作用下扩展裂纹尖端的动态能量释放率分布规律;

互联网摘选

8、

In addition, through pile models with sediment in pile tip, the influence of sediment in pile tip on the bearing capacity of the piles is analysed.

另外,通过建立含桩底沉渣的模型,分析了桩端沉渣厚度对桩基承载力的影响。

互联网摘选

9、

In this paper an experimental investigation was carried out, and it is proved: no matter whether tip vortex cavitation is visible, narrow band noise peak is connected with the flow near the tip of propeller.

本文用实验证实这种窄带噪声峰与桨叶梢部流动有关,无论梢涡空泡可见与否,都可能出现。

互联网摘选

10、
11、

Design of High Efficiency Turbine with Large Tip Clearance for Rocket Engine

大叶顶间隙高效率火箭发动机涡轮设计

互联网摘选

12、

Numerical Simulation Study on Multistage Compressor Performance with Changing Tip Clearance

叶顶间隙变化对多级压气机性能影响的数值研究

互联网摘选

13、

Numerical Study of Vortex Structure within Turbine Cascade with Tip Clearance

有间隙涡炉叶栅涡系结构的数值模拟

互联网摘选

14、

The new flash boiling spray model predicts spray tip penetration and spray cone angle and its development trend, in good agreement with the experimental results.

模拟结果表明,闪急沸腾喷雾新模型较好的预测了喷雾贯穿距及喷雾锥角及其发展趋势,喷雾图像与实验结果吻合较好。

互联网摘选

15、

In this paper, the tool tip cutting path and the chip thickness computation model are established, with which the characteristics of the cutting path and the chip thickness are studied.

本文首先建立了刀具切削轨迹和切削厚度仿真模型,仿真研究了刀具切削轨迹和切削厚度的特点。

互联网摘选

16、

The wear mechnisms of coated cutting tools mainly are flank wear and abrasive wear, accompany with adhesive wear, oxidation wear and breakage of the tool tip/ cutting edge.

涂层铣刀磨损方式主要是后刀面磨损和磨粒磨损,伴随着粘接磨损,氧化磨损以及刀尖和刀刃的破损。

互联网摘选

17、

Fine thermocouple with tip diameter less than 0.02 mm was fabricated from commonly available couple wires ( diameter 0.1 mm) under the monitoring of a microscope and by way of electrochemical erosion and spark welding.

尝试在显微监视条件下通过电解腐蚀方法,用直径100μm的普通热电偶丝制作尖端直径小至10-20μm的微细偶丝,经电火花焊接形成微细热电偶。

互联网摘选

18、

The final tip diameter of the fiber probe obtained from experiment was between 40~ 80nm, which was satisfied with the requirements of nondestructive measurement. And the angle of taper was at around 30 °, which might ensure the efficiency of light transmission.

实验得到的光纤探针尖端直径在40~80nm之间,符合细胞内无损测量要求,探针锥形角度大约在30°,很好地保证了光的传输效率。

互联网摘选

19、

Non optical methods of sample tip distance regulation based on shear force which include emission detection with PMT, quartz tuning fork, capacitance, piezoeffect, impedance are reviewed in this paper.

本文综述了扫描近场光学显微镜发展以来所出现的基于剪切力原理进行样品/探针间距的探测的一些主要的非光学方法。

互联网摘选

20、

The results show that plane stress σ_x and σ_y has the max value at the point near the crack tip and the distance from the crack tip increases with the loading.

分析结果表明,平面内应力σx和σy最大值均出现在距离裂纹尖端一定距离处,并随着加载的进行而向外移动;

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈