查询词典 orifice

At the bottom of this plate, an aperture had been pierced exactly similar to the orifice of a letter box.

在那铁皮的下方，开了一个口，和信箱的口完全同一样。

At the bottom of this plate, an aperture had been pierced exactly similar to the orifice of a letter box.

在那铁皮的下方，开了一个口，和信箱的口完全8 t tt8。

The thirteenth graduate student culture festival of " Golden Fall And Ceiba " learning report meeting of the alternation between human being and computer and capable orifice were held on schedule at the character record hall of Mrs.

2006年10月29日晚，华南理工大学第十三届&金秋木棉&研究生文化节之人机交互与智能接口学术报告会，于逸夫人文馆报告厅如期举行。

The effects of rheological characteristics, orifice diameter, chamber volume and gas flowrate on bubble formation were discussed.

讨论了流体流变性质、喷嘴直径、气室体积和气体流率对气泡生成的影响。

According to the CFD models of the paper, the fields of the cone valve, multi orifice valve and wedge valve as well as the coupling of the fluid and solid were studied, which included the pressure field, velocity field and streamline charts.

根据本文建立的CFD流体动力学计算模型，研究了锥形阀、多孔阀板型节流阀、楔形阀内的流场分布，包括压力场、速度场、流线图谱以及阀体的结构应力场等，同时对流体介质与阀杆相互作用进行了复杂的流固耦合的数值模拟分析。

From analyzing the drip irrigation emitter types and choosing in experiment, the main conclusions are as follows: The best type of subsurface drip irrigation emitter is drip pipe. Under lower water press the stabilization discharge of orifice emitter in soil is three fifth of that in air, which can meet the request of subsurface drip irrigation.

通过对现有滴灌灌水器类型的分析及试验筛选，结果表明，内镶式滴灌管最适宜应用于地下滴灌，在低压运行时，孔口式滴头在土壤中稳定出流量为空气中的 3/ 5 ，基本可以满足地下滴灌的要求；在较高供水压力时，所选取的几种滴头基本上都可以用于地下滴灌。

The problem of measuring flow rate and mass dryness fraction in the same time during thermal recovery of heavy oil is solved by combining orifice plate with uniform velocity tube and on line measuring double parameters of two phase flow of steam and water.

利用孔板与均速管组合在线测量汽—水两相流双参数，解决了稠油热采中同时测量蒸汽流量与干度的难题。

Results: After endoscopy therapy the calibres of the stenotic orifice was dilated from 0.2～0.5cm to 1.0～1.5cm. 51 cases with benign stricture were recovered after dilated with an average of 3.4 times/cases (range 1 to 6). 7 cases with malignant esophageal stricture due to late stage cancer were treated by stent after dilation, all of them recovered take food.

结果：本组扩张前口径0.2～0.5cm，经扩张治疗后口径达1.0～1.5cm.51例食管良性狭窄者，在平均3.4次(扩张次数1～6次)扩张后，食管狭窄完全缓解，另7例晚期食管癌经水囊扩张后放置内支架，所有病人均能恢复正常通道进食。

The final installation shall not require the operator to stand directly over the fitting to change removable orifice plates.

最终安装不再需要操作员直接站在配件前面更换可拆卸孔板。

In derivations of these equations, the discharges which flow through the check gate are calculated with the orifice equation for building the relationship between upstream pool and downstream pool of the gate.

在公式的推导过程中，过闸流量采用的是大孔口出流公式，没有采用工程中常用的闸孔出流公式，这是为了便于建立上、下游渠池间的联系。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。