查询词典 discharge gas

China mainly natural gas used in the production of nitrogen, followed by the production of methanol, formaldehyde, acetylene, methylene chloride, carbon tetrachloride, carbon disulfide, nitromethane, hydrocyanic acid and extraction of helium and carbon black. Since the 70s, has built more than natural gas and oil field associated gas as raw materials for large-scale ammonia plant, as well as a number of small and medium-sized ammonia plant, so that the national structure of the synthetic ammonia production of raw materials, natural gas share of about 30%; also be built at the same time A system of acetylene gas plant to manufacture Vinylon and vinyl acetate, acetylene gas used in the production of methanol.

中国天然气主要用于生产氮肥，其次是生产甲醇、甲醛、乙炔、二氯甲烷、四氯化碳、二硫化碳、硝基甲烷、氢氰酸和炭黑以及提取氦气。70年代以来，已兴建多座天然气和油田伴生气为原料的大型合成氨厂，以及一批中、小型合成氨厂，使全国合成氨生产原料结构中，天然气所占的比例约达到30％；同时还兴建了天然气制乙炔工厂，以制造维尼纶和醋酸乙烯酯，乙炔尾气用于生产甲醇。

The invention discloses a measuring method for firing conclusion and gas flow rate in the process of liquid, gas fuel firing, which comprises the following steps: positing three points on fuel transmission pipe, air pipe and gas pipe, setting regular measuring device or sampling device, measuring the flue's element and flow rate of point 1, air element of point 2, and gas element of point 3, inputting the data of three points into computing unit, computing air flow rate Mair, gas flow rate Mgas and firing conclusionηB by the element of air, flue, and gas and flue flow rate Mburn.

本发明公开了一种液体、气体燃料燃烧过程中燃烧完全度和燃气流量的确定方法，步骤为：在燃料输送管道、空气管道和烟气管道上分别设置三测点，并安装常规的测量装置或取样装置；分别测量测点1的燃料成分和流量；测点2的空气成分；测点3的燃气成分；将三测点的测量数据输入计算单元；根据空气、燃料和燃气的成分以及燃料流量M burn ，计算空气流量M air 、燃气流量M gas 和燃烧完全度η B 。

Caused by disc brake on the brake Wheel Cylinder could not return to places 4 possible: First, 5 foot brake valve exhaust port blocking, high-pressure gas instinct platoon atmosphere, caused by gas-liquid master cylinder of the spring could not return to place, resulting in the system move oil, brake disc brake Wheel Cylinder Piston top dead and could not return to places; second is to the disc brake master cylinder gas-liquid pipeline blockage, resulting in brake Cylinder piston can not return to place; third master cylinder of the gas-liquid Spring itself can not return to position, brake fluid under high pressure gas can not return Axial pump to gas-liquid master cylinder reservoir chamber, resulting in brake Cylinder piston can not return to places; Fourth Wheel Cylinder piston disc brake system, due to moving fluid dirty or rusty card dead and can not return to the piston position.

造成盘式制动器上的制动分泵不能回位有4种可能：一是脚制动阀5的排气口堵塞，高压气体本能排人大气，造成气液总泵的弹簧不能回位，导致制动油将盘式制动器的制动分泵活塞顶死而不能回位；二是气液总泵至盘式制动器的油管堵塞，造成制动分泵活塞不能回位；三是气液总泵的弹簧本身不能回位，制动液在高压气体作用下，不能回到气液总泵的储油室，从而造成制动分泵活塞不能回位；四是盘式制动器制动分泵活塞由于制动液太脏或活塞生锈卡死而不能回位。

Based on natural gas state equation and dynamic theory of natural gas migration, natural gas velocity of flow rate equation before and after temperature and pressure decreasing is fetched, and with which interface natural gas lengths in different reservoirs are calculated and the changing law of equivalent-length natural gas in migration is analyzed, whence it is discovered that migrating velocity of natural gas along tilting up reservoir is increasing inch by inch, along with temperature and pressure continuously decreasing.

由此发现，在运载层物性不变的情况下，天然气沿上倾地层向上倾方向运移的过程，是随地层温度和压力不断降低、其运移速度逐渐增大的过程，如果有后续气体的加入，会使气体长度增大，致使运移速度增加得更快。

CT findings of GP included gas accumulation under the recess of xiphoid,gas accumulation in the area of lesser omentum,gas accumulation under the recess of peritoneal cavity,and seroperitoneum. Conclusion As a non-invasive examination means for abdomen,CT examination can discover whether there is dissociative gas or not and estimate the amount of gas in abdomen more rapidly and exactly.CT can also estimate the position of perforation elementarily.The recess under xiphoid is the first place where the dissociative gas assembles after gastrointestinal perforation.

材料与方法1 一般资料：1999年7月至2 0 0 4年1月我院经CT检查的胃肠穿孔的患者13例，其中男8例，女5例；年龄19～6 5岁，平均4 0 2岁。13例均行腹部CT平扫及站立位腹部X线平片检查，其中6例先行CT检查后行X线检查。8例既往有胃、十二指肠溃疡病史，2例有明显腹部外伤史。10例表现为突发上腹部疼痛、腹肌紧张，1例表现为明显右下腹部疼

Thus, urban gas load forecasting is an important research. It is a very important research task to forecast city gas load, for one hand, it will affect the planning of city gas pipe network, on the other hand, it is connected to the investment benefits and security of entire natural gas pipelines, and it's meaningful for urban gas optimizing attemperation and gas pipeline optimizing operation .

因此，预知燃气负荷的大小也就是城市用气系统的负荷预测是一项非常重要的研究课题，它不仅关系到城市燃气管网规划，还关系到整个天然气长输管线的投资效益和可靠性，对将来连接各城市的天然气局域网络的优化调度和城市燃气管网的优化运行都有十分重要的意义。

So it is a very important research task to understand the gas-consumptive orderliness and forecast city gas load, for one hand, it will affect the planning of city gas pipe network, on the other hand, it is connected to the investment benefits and security of entire natural gas pipelines, and it's meaningful for urban gas optimizing attemperation and gas pipeline optimizing operation.

因此，研究小城镇居民用气规律和进行小城镇燃气系统负荷预测成为一项非常重要的课题，它不仅关系到小城镇燃气管网规划，还关系到整个天然气长输管线的投资效益和可靠性，对将来连接城市和小城镇的天然气局域网络的优化调度和城市燃气管网的优化运行都有十分重要的意义。

The invention relates to a processing method of preventing frostbite and restarting of hydrogen electric pile, whose characteristic lies in the treating processes includes: When the electric pile turns off, the unsaturated fuel gas or the nitrogen, through the circle boast to clean the dissociate water; drying the MEA film module to keep the water content below the stipulated temperature which does not ice up; then the recycle gas through a wet exchanger to dry and the dried gas is continue used in the dry pile step; when restarting the electric pile, the recycle gas must heats then through the pile to elevate the temperature, then heats the fuel gas and the oxidant of the gas source, through the weting of the wet exchanger enters to the calefactive pile, enhances the wet step of the film module in the pile, starts the power output of the pile.

本发明涉及一种氢电堆的防冻和重新启动时的处理方法，其特征在于处理过程包括：电堆停机时，将水蒸气不饱和的燃料气体或氮气，通过循环吹扫除去电堆的游离水；干燥其中的MEA膜组件，使膜组件含水量降低到规定低温下不结冰的程度；而后再令循环气体通过一个湿交换机将循环气体干燥，以及被干燥后的循环气体继续用来干燥电堆的步骤；在电堆重新启动时，须将循环气体加热后通过电堆，使电堆升温，然后再将气源的燃料气及氧化剂加热，通过湿交换机加湿后进入已升温的电堆，提高电堆中膜组件的湿度的步骤，开始电堆的功率输出。

The methods of hydrocarbon generation and carbon isotopic kinetics are studied in Sulige Gas Field, Yulin Gas Field and Shenmu Gas Field, which indicate that the gas is mainly from Carboniferous-Permian coaly stratum in the south or southwest of the three gas fields; the hydrocarbon generation of source rock is firstly originated from 150Ma or so in Dingbian and its south area, and is successive from south to north and from west to east; the migration directions of natural gas are regionally from southwest to northeast, and partially from bottom to top.

采用生烃动力学和碳同位素动力学的方法，通过对苏里格气田、榆林气田和神木气田的剖析，认为这3个气田的气源主要来自其南部或西南部的石炭-二叠系的煤系地层；烃源岩生烃始于150Ma左右，出现在定边及以南的气源岩区，并存在由南向北、由西向东推进的趋势；天然气区域运移方向是由西南向东北，局部运移方向是由下向上。

Based on the achievements and developm ents in studying natural gas hydrates at home and abroad,the mechanism of causi ng the oil and gas reservoirs to be tightly sealed by the natural gas hydrates i s systematically analyzed in the paper through discussing the formation mechani sms,evolution properties and distribution laws of the natural gas hydrates.In li ght of the research on their control effects on petroleum accum ulation and reservoir preservation,several geologic models of oil and gas accumu lation and preservation related to the natural gas hydrates are proposed,such as vertically and laterally screened models,screened-by-drape and screened-by- contact models and syngenetically and epigenetically screened models,etc.

以国内外天然气水合物的研究成果和进展为基础，通过讨论天然气水合物的形成机制、演化特征以及其分布规律，系统分析了天然气水合物可以得天独厚地封盖油气藏的机理，探讨了其对油气藏尤其是气藏聚集和保存的控制作用，提出了天然气水合物聚集和保存油气的多类地质模式，如垂向遮挡和侧向遮挡、披覆遮挡和接触遮挡以及同生遮挡和后生遮挡等。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。