查询词典 gas-mask

ABSTRACT This paper analyzes mid-pressure gas injectors of LPG/air mixture with thermodynamic principle using the law of conservation of momentum, and establishes characteristic equation of mid-pressure gas injectors under the optimum conditions.

根据动量守恒原理，对液化石油气混空气中压引射器进行热力学分析，并建立了最佳结构条件下中压燃气引射器特性方程。

Besides, the system equipped the smog sensor and leakiness sensor of gas and guarded against fire and gas leakiness.

防盗报警系统并配备烟雾传感器和燃气泄漏传感器，实现防火、防燃气泄漏的作用。

Besides, the systemequipped the smog sensor and leakiness sensor of gas and guardedagainst fire and gas leakiness.

并配备烟雾传感器和燃气泄漏传感器，实现防火、防燃气泄漏的作用。

Not only the accidents of submarine pipeline have effect on regular production of offshore oil and gas field, but also the leakiness of oil and gas pollute ocean environment badly, and the accidents will make huge economic losses and a

海管失效不仅影响海上油气田正常生产，而且油气外泄还会严重污染海洋环境，造成巨大经济损失和不良社会影响，因此必须采取有效措施防止海底管道失效。

Dual-pressure gas source gas (working pressure 0.8Mpa, blown up to a maximum pressure 5.0Mpa), can produce beverage bottles, medicine bottle, lecythus, cosmetics bottles, space cups, large-diameter wide mouth bottles of various products, reliable wide applicability.

采用双压力气源供气（工作气压0.8Mpa，吹制气压最高可达5.0Mpa），可生产饮料瓶、药瓶、油瓶、化妆品瓶、太空杯、大口径广口瓶等各种产品，工作可靠，适用性广。

"I think we're seeing an increase in it because of the increase in gas prices," said Lt. Paul Leger of the police department in the state capital Concord, echoing comments by gas retailers across the state.

我认为，由於汽油价格高涨，我们正看到越来越多的行为，」新罕布夏州警察局副队长保罗雷杰尔在该州首府康科特说，他的话呼应了该州各地汽油零售业者的说法。

In order to make good use of gas lift jet pump, this study combines technics approach of continuous gas lift and jet pump, and applies node analysis to establish processing approach which is fit for computer calculation.

为了更有效的应用气体加速泵采油工艺，使之更好的为油气田开采服务，本研究将连续气举工艺设计与射流泵工艺设计结合起来，并应用节点分析方法建立了一套适合于计算机编程计算的工艺设计方法。

Experiments show that the adsorption capacity of lignite is low. The free gas in the lignite matrix is more than 50 percent of total gas.

实验表明，褐煤对甲烷的吸附能力很低；褐煤基质中的游离气含量通常占总气含量的50%以上。

Based on analyzing the weighted coefficient matrix of the reconstruction linear model, the convergence speed of ART is enhanced by optimizing the selection order of projections during iteration. The whole performance of the system has been improved. The 12-electrode capacitance tomgraphy system is mounted in the oil/gas/water loop and it is used to monitor oil/gas two-phase flow upwards through vertical pipelines.

为了减少代数重建算法的时间开销，本文从图像重建线性模型的权系数矩阵出发，通过优化各投影在迭代过程中的选取顺序来改善ART算法的收敛特性，使成像系统仅需增加较小的时间开销就可提高系统的成像质量，从而提高了成像系统的整体性能。

Gas and liquefied petroleum gas composition of the material What is the difference?

天然气和液化石油气的材料有什么区别气体的成分？

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。