查询词典 siphon barometer

First, a maximal deadly siphon can be obtained by using the mixed integer programming technique, and a monitor is added to a minimal siphon that needs to be controlled, which is derived from the maximal deadly siphon in order to ensure the controllability of all siphons of Petri nets.

首先对Petri网模型运用混合整数规划算法求取一个最大的死信标，然后从最大的死信标中求取一个需要受控的极小信标，并对其添加控制库所，从而保证所有信标的最大可控。

The second strategy is a two-stage iteration policy for the design of a liveness-enforcing controller, which includes a siphon control stage and an augmented siphon control stage. After that, there is no maximal deadly siphon in controlled system such that the liveness can be preserved.

第二种策略是两阶段的活性控制器设计迭代算法，通过信标控制和导出信标控制两个阶段使系统不会产生新的死信标从而保证了控制器的活性。

In the aspect of equipments, electronic barometer is replaced by Fortin barometer, electronic differential manometer replaces U-shaped manometer, Backman thermometer substitute 1/10 thermometer, accumulator tank is used to substitute accumulator bottle, and heating is also improved.

在设备方面，用电子气压计代替福廷式气压计、用电子压差计代替U型压力计、用电子贝克曼温度计代替1/ 10温度计、用缓冲罐代替缓冲瓶，同时加热方式也进行了相应的改进。

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It is understood that total length of 336 meters of the White Horse Gate River inverted siphon movements concrete pipe 200 meters, concrete pipe inverted siphon Body Overall width 33 meters, will need to install 3079.5 tons steel production, 33,137.5 cubic meters of concrete poured.

据了解，总长为336米的白马门河倒虹吸混凝土管身段200米，倒虹吸混凝土管身总宽33米，需要安装3079.5吨钢筋制作，混凝土浇筑33137.5立方米。

These results have set up the basis in designing and running the thermal siphon pump. Finally, the enhanced heat transfer mechanism of the thermal siphon tubes with lunate channel is analyzed.

最后分析了弦月形狭缝通道热虹吸提升管的高效沸腾传热强化机理，并根据实验结果整理出了无量纲准则关系式。

The structure of maize fluid hilling device was determined and air blowing agitation was utilized to reduce the seeds settlement and damage.The pressure control system was set to maintain fluid metering pressure to avoid uneven seed metering caused by the decrease in height and pressure of the fluid in the chamber.Siphon principle was applied to solve the problem of seed settlement and the hammering function in the siphon tube was utilized to avoid seeds blocking during metering.

完成了玉米流体穴播装置结构方案确定，采取压气搅拌混合方式，解决种子沉积和伤种问题；设置稳压控制系统，充分利用压缩空气来维持排液压力，克服播种过程中排种不均问题；利用虹吸原理解决种子沉积堵塞，并利用虹吸排种管中的锤击原理解决排种过程中的堵塞。

For example, you could take the barometer out in a sunny day and measure the height of the barometer, the length of its shadow, and the length of the shadow of the building, and by the use of a simple proportion, determine the height of the building.

例如，你可以在一个阳光灿烂的日子里，把气压表拿出去，量一量气压表的高度和它影子的长度，再楼的影子的长度，利用简单的比例原理就能测定楼的高度了。

It is important that the siphon be held secure, plumb and level; once this requirement is met, it is possible to mount the siphon several different ways.

固定好虹吸管、保证虹吸管处于水平位置上很重要，一旦该要求满足了，就可以采用几种不同的方法来安装虹吸管。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。