四角

In this paper, a new method, biasing SH panels, was developed to improve the situation of flow velocity deviation of tangentially fired boiler horizontal gas pass .

为改善由于四角喷燃锅炉残余旋转引起的水平烟道速度分布不均匀的状况，介绍了一种将分隔屏偏置的新方法。

The result of the test was consistent with the result of numerical simulation very well .This shows that numerical method is viable to the tangentially fired boiler using the commercial software FLUENT .

同时对锅炉试验模型流场的测量，表明得出的锅炉屏区气流速度分布与数值计算结果吻合良好，这说明运用FLUENT 软件对四角切圆燃烧锅炉进行数值模拟是可行的。

The coal combustion behavior in a tangentially fired boiler furnace is numerically studied using a modified char combustion model.

采用改进了的焦炭燃烧模型，数值研究了煤粉颗粒在四角切向燃烧锅炉炉膛内的燃烧行为。

Too mechanical. Give me an old-fashioned tetragon on a central pivot every time.

太呆板了。每次都给我看一个建在中轴上的四角大楼吧。

The perturbation formulas of the electron paramagnetic resonance parameters g factors g(subscript //), g(subscript ⊥) and the hyperfine structure constants A(subscript //), A(subscript ⊥) are established for a 3d(superscript 1) ion in tetragonally distorted octahedra, by including the contributions from the p-and s-orbitals as well as the spin-orbit coupling of the ligands based on the cluster approach.

采用离子簇模型，通过分析配体轨道和旋轨耦合作用的贡献，建立了改进的3d1离子在四角畸变八面体中电子顺磁共振参量的微扰公式，能级间距可由重叠模型和局部结构数据给出。

The report says the footprints of the tetrapod measure up to 26 centimeters wide, which scientists say is indicative of an animal around 2.5 meters in length.

研究报告中说，四角龙的脚印宽达26厘米。科学家说，这意味着它的体型约为2.5米高。

The report says the footprints of the tetrapod measure up to 26 centimeters (10 inches) wide, which scientists say is indicative of an animal around 2.5 meters (7.5 feet) in length.

研究报告中说，四角龙的脚印宽达26厘米（10英尺）。科学家说，这意味着它的体型约为2.5米高。天空明媚的时候，心情也会明媚吗？

The report says the footprints of the tetrapod measure up to 26 centimeter s (10 inches) wide, which scientists say is indicative of an animal around 2.5 meters (7.5 feet) in length.

研究报告中说，四角龙的脚印宽达26厘米（10英尺）。科学家说，这意味着它的体型约为2.5米高。

The discovery of the footprints in a former quarry in the Holy Cross Mountains in southeastern Poland are thought to be 395 million years old -- 18 million years older than the earliest tetrapod body fossils.

在波兰东南部的圣十字山的一座废弃的采石场，曾发现过动物脚印的化石，经鉴定，为3.95亿年前形成，比发现的最古老的四角龙化石要早1.8亿年。

Triangular pyramid with the corners of the use of micro-structure of the pyramid as directional light, you need to be aware of rotation can not cause too much lower luminance.

利用三角金字塔与四角金字塔微结构来做光线的方向性，则需要注意到旋转角度不可过大容易造成辉度降低。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。