查询词典 propane

Oxygen/ fuel torch sets, propane torches, electric welders, portable disk or wheel grinders, portable lead pots and tar buckets are some examples of such tools and equipment.

氧气/燃料焊枪、烷气割炬、焊工、提圆盘或车轮磨工、提铅罐和沥青桶都是类似的工具和装备的例子。

Sometimes, dry ice particles or liquid propane are used.

有时，干冰颗粒或液体丙烷的使用。

With the increase in the production of natural gas and ethane, propane recovery rate of increase in the proportion of which are increasing.

随着天然气产量的增加和乙烷、丙烷回收率的提高，所占比例正在逐步增加。

With the increase in the production of natural gas and ethane propane recovery rate of increase in the proportion of which are increasing.

随着天然气产量的增加和乙烷、丙烷回收率的进步，所占比例正在逐步增加。

72 As more and more ethane and propane are extracted form natural gas, the control of the But or heating content of gas becomes mere important.

答案：随着越来越多的乙烷和丙烷从天然气中分离出来，对天然气的加热温度的控制也越来越重要。

Held Tianjin ethylene, Shandong Lunan fertilizer plant researchers pressurized gasification and Phase II expansion project, Beijing Dongfang chemical acrylic acid and esters, Jinxi Chemical Plant ethylene propane series, 40 engineering and engineering technology to national, provincial and municipal incentives to the industry.

先后有天津乙烯、山东鲁南化肥厂水煤浆加压气化及二期扩建工程、北京东方化工厂丙烯酸及酯、锦西化工总厂环氧丙烷系列工程等40多项工程和技术获得国家、行业和省市级奖励。

The composing of CPA is: 25% DMSO,17% formamide, 10% propane-1, 2-diol and 6% PEG.

联合玻璃化保护剂的组成为：25％DMSO、17％甲酰胺、10％1，2-丙二醇和6％聚乙二醇。

We can provide various Super Fuel Saver for improving the combustion , fuel oil boilers from appliance boilers to heat power boilers, various combustion furnaces, and internal combustion engines in automobiles (two-cycle and four-cycle, diesel and gasoline), trucks, ships and jets, where the fuel employed is liquid or gaseous hydrofuels, such as oil, gas, natural gas, propane, kerosene, gasonline, fuel oil, butane, ect.

我们可以提供各种超级燃料金丹改善燃烧，燃油锅炉从家电锅炉热电站锅炉，各种燃烧炉与内燃机汽车(双周期和四周期，柴油和汽油)，卡车，船只和飞机，凡受聘燃料是液态或气态hydrofuels ，如石油，煤气，天然气，丙烷，煤油， gasonline ，燃油，丁烷等。

Through process simulation and optimization, a double-tower process with depropanizer and propane fractionator and without deethanizer is presented for gas fractionation as well as optimized process conditions of different units.

通过装置的流程模拟和优化，提出了气体分馏装置新双塔流程(无脱乙烷塔，只有脱丙烷塔和丙烯精馏塔)，以及各装置的优化工艺条件。

Substituting propane for common Freon refrigerants has a good future for protecting environment and saving energy.

摘 要 使用R290替代现有的氟利昂制冷剂，对保护环境、节约能源有着很好的应用前景。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。