The designs of conical annular structure and concave spherical structure are first pioneered. 2.

Lithologic reservoirs may form radioactive radon anomalies at surface, which generally assume the annular anomaly pattern.

摘要岩性油藏在地表可产生放射性氡异常, 呈环状模式.

The annular markings on a tree indicate its age.

树的环形纹理显示其年龄.

Annular pancreas may be associated with significant obstruction and other complications.

环状胰腺可以伴有明显的肠道梗阻或其他并发症.

Applying air pressure to the annular space between the sleeve and the body actuates the valve.

在套管与阀体之间的环形空间内施加气压来驱动阀门.

With said invention, the annular network protection switch speed is quick, with high reliability.

应用本发明, 环网保护倒换速度快, 可靠性高.

The inner and outer envelops of the annular beam in plasma are simulated with PIC code.

对环形电子束入射等离子体时的内外包络轨迹进行了粒子模拟.

The annular swarf carrying velocity reduced with the increase of hole deviation angle and swarf size.

铣屑的环空返出率随着井眼倾角、铣屑尺寸的增大呈下降趋势.

The turbulence properties of annular space a cyclone were investigated by using the Laser Doppler Velocimetry.

采用激光多普勒测速系统测试了蜗壳式旋风分离器内的流场,分析了环形空间内的湍流特性.

The influence of the steady biofilm developed in the annular reactor ( AR ) on combined was studied.

在实验室利用 AR 反应器培养生物膜,研究了在各种培养条件下达到稳态的生物膜对化合氯消耗的影响.

The problems of annular concrete plates of orthogonal anisotropy and nonlinear variable thickness are discussed.

讨论了正交异性非线性变厚度混凝土环形板问题.

In comparison, most hybrid eclipses are annular at both ends of their paths.

相比之下, 大多数的混频日食是环食,在他们路径的后半段.

The next eclipse season begins in January 2009 with an annular solar eclipse.

下一个日月食季在2009年的一月,届时将出现日环食.

All tanks are powder and vacuum insulated in the annular space.

所有罐都有真空环形隔热层.

Annular, partial and unspecified eclipses are noted for 1022, 1054, 1135, 1214,1292 and 1367 AD.

日环食 、 日偏食和没有特别指明的日食记录为1022年, 1054年,1135年, 1214年, 1292年和1367年.

In the third, the obstruction was due to duodenal stenosis, and there was an annular pancreas.

第三个病例, 梗阻由于十二指肠狭窄, 是个部分环状胰腺.

In the first infant, there was a circumferential annular pancreas.

第一个婴儿为完全的环形环状胰腺.

The design methods of annular snap fits and torsional snap fits are illustrated.

举例说明了圆筒卡夹件和扭转杆卡夹件的设计计算方法.

The result shows the constructive opinions to reconstruct and research the annular gap polishing.

根据计算结果对环缝磨的改造和研究提出了建设性的意见.

Two sets of bottle nipping and annular belt structure. Good effect for some bottles erecting unsteadily.

两套夹瓶环带结构, 使高瓶或站立不稳的瓶子也适应.

The results show that the dynamic coefficients change with the clearance of annular flow.

结果表明:动特性系数随环流间隙变化而变化.