If the protective seal is not air proof or poor gas purity, it will also bring welding quality problems.
气路有密封不好的问题，或气体纯度不高，也会引起焊接质量问题。
Hence, the combination of 6DT-6PDTU has a higher power demand and a poor gas-liquid dispersion and mixing, while the self-inspirating gas and gas-liquid mass transfer are better.
研究表明，虽然6DT-6PDTU组合的搅拌功率较大，且不利于气液分散和混合，但吸气量和气液两相之间的传质效果较好。
Tran Lam, an employee of an oil and gas company, said that his hometown is a poor village in the central region.
春林是一家油气公司的员工，他说他的家乡是中部一个贫困的村庄。
The talks began on Tuesday with poor nations demanding that rich ones agree to a second round of legally binding greenhouse gas emission reduction commitments under an updated Kyoto Protocol.
周二的谈判中穷国要求富国同意《京都议定书》第二轮承诺，这是具有法律约束力的温室气体减排承诺。
Blood that is poor in nitric oxide will scavenge the gas from other tissues, causing the vessels in those tissues to constrict.
一氧化氮含量低的血液将会把其他组织中的气体一扫而空，从而导致这些组织中的血管收缩。
"Gas flaring harms the environment and wastes a cleaner source of energy that could generate much needed electricity in poor countries," said Bent Svensson, Manager of the Bank's GGFR partnership.
“天然气燃除损害环境，也浪费了一种可以为贫困国家生产它们所急需的电力的较清洁的能源，”世行的GGFR伙伴组织经理BentSvensson说。
Industry insiders say increased demand due to recent blizzards was partly to blame for the shortages. The country's poor natural gas reserves also are part of the cause.
业内人士称，该现象部分是由于近日暴雪导致各地天然气需求剧增，另一部分原因是国家缺乏相应的天然气储备机制。
Richer nations say their greenhouse gas emissions have started to drop, and most of the growth in emissions will come from poor nations starting to industrialize.
富裕国家说，它们的温室气体排放已经开始下降，现在温室气体增长的大部分来自于开始进行工业化的贫穷国家。
Despite impressive performance Numbers, dependability problems and a generally poor early '70s market for performance cars - including gas price spikes and rising insurance costs - kept sales low.
尽管它在数据方面表现令人印象深刻，但是，可靠性问题和上世纪七十年代普遍表现不尽人意的的性能车市场——包括油价暴涨和保险费用上升——导致此款车型销售萎靡。
Through the catalysis of modifier, it successfully solves the problems of low-carbon fuel with poor ignition performance at low temperature and gas lock at high temperature.
通过改性剂的催化作用，成功解决了低碳燃料低温引燃性差、高温时易发生气阻的问题；
Trouble removal for insufficient oil supply or absence of oil supply caused by poor separation of oil and gas and oil leak from gas outlet is described.
对加油机油气分离器的油气分离能力差、出气管冒油、油气分离器引起的不供油或供油不足等故障的排除方法进行了介绍。
Liuhua 19-5 gas field belongs to high porosity and permeability reservoir, poor lithology, medium or not strong compaction.
流花19 - 5气藏按气藏分类标准为高孔高渗气藏，储层岩石成岩性较差，具有中等压实。
It is believed that drilling failure is due to the high structural position of the drilled trap, strong denudation and poor oil and gas. preservation conditions.
研究认为钻探失利是所钻圈闭构造位置较高、剥蚀强烈、油气保存条件差所致。
With a flat regional structural relief and poor reservoir poroperm characteristics as background, the secondary migration of gas in the region is mainly driven by gas expansion.
在区域构造平缓和储层物性普遍较差的背景下，天然气二次运移以气体膨胀驱动为主。
The poor geological conditions that the tunnel confronts include high-pressure water, coal seam, goaf, gas, Karst and fault.
隧道穿越不良地质有：高压力水、煤层、采空区、瓦斯、岩溶、断层等。
Influence of activating gases with poor, rich and stoichiometric oxygen was tested with simulative gas formulating system.
用模拟配气系统研究了贫氧、富氧和化学计量等活化气体对新鲜催化剂性能的影响。
From petroleum economy, the amount of Asian natural gas resource only occupies 7.3% in total resource, moreover it concentrates in southeast Asia and relatively poor in east Asia.
从石油经济来说，亚洲天然气资源量仅占总量的7.3%，而又集中在东南亚，东亚较为贫乏。
If the vacuum near the cathode is too poor, it will generate spark, gas ionization and ion bombardment on cathode, which can result in a fast attenuation of the emission current.
如果碳纳米管阴极附近的真空度太低，将产生打火、气体电离、离子回轰阴极等问题，将导致阴极发射电流的迅速衰减。
Disadvantages of updraft gas proucer are excessive amount of tar in raw gas and poor loading capability.
在上升气流气体proucer缺点是过量的原料气中的焦油和穷人的负重能力。
Cementing quality is unstable in Daniudi gas field before 2004 due to poor cement slurry performance. Based on analyzing the influence of cement slurry performance on cementing quality, lab.
在2004年之前大牛地气田固井质量极不稳定，通过分析研究，发现水泥浆的性能严重影响固井质量。
Because TIG welded joints without filler wire always hold low strength and poor formation, tungsten inert gas welding process with filler wire is inevitable.
由于镁合金不填丝的TIG焊接接头强度低，焊缝表面成型不好，所以，镁合金的填丝tig焊接方法不可避免。
Deep tight gas reservoirs are characterized by deep burial depth, poor reservoir quality and low production rate, but large exploration potentials.
深层致密砂岩气藏具有埋藏深、物性差、产量低的特点，但勘探潜力大。
The measure of deep acidification combined with the rolling exploration and development has been conducted in some old gas-wells with poor productive effect since 2001.
自2001年以来，结合建南气田滚动勘探开发，对开采效果较差的老井进行深度酸化。
The technology of biomass gasification was developed and applied universally all over the world. However, the poor quality of fuel gas and much content of tar limited its further application.
生物质气化技术已在国内外得到广泛的开发和运用，但由于燃气品质较差， 焦油较多， 限制了生物质气化气的进一步利用。
Until agriculture unshackles itself from dependence on oil, gas tanks in rich countries and stomachs in poor countries will be competing to be filled.
只有农业摆脱了对石油的依赖，才不会出现穷国的肚皮与富国的油箱争夺石油的现象。
The feasibility of the relevant technical method is discussed to the problems such as lower heating value of the coal gas, the poor comprehensive use of the coal gas and so on.
针对现行低温干馏工艺存在的煤气热值低、煤气未完全回收综合利用等问题，讨论了相关技术措施的可行性。
The reservoir of Zhuang-1 well block In Moxizhuang Oilfield has the characters of deep buried, poor physical property and high gas-oil ratio.
莫西庄油田庄1井区具有油藏埋藏深、储层物性差、气油比高等特点。
The accident started with a gas leak that let gas pour into the main tunnel and trigger an explosion due to poor ventilation.
事故由瓦斯泄露引起，在通风不畅的情形下，瓦斯涌入主要通道，引发了爆炸。
Sichuan Basin is characterized by special architecture, complicated reservoir forming condition, rich natural gas and poor oil resources.
四川盆地结构特殊、成藏条件复杂、气多油少。
Sichuan Basin is characterized by special architecture, complicated reservoir forming condition, rich natural gas and poor oil resources.
四川盆地结构特殊、成藏条件复杂、气多油少。
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