查询词典 air gas

It is recommended to adopt air hammer, pendulum assembly and air motor to minimize or eliminate the well deviation during gas drilling.

建议在现场推广应用空气锤、钟摆钻具组合和空气螺杆钻具组合三项气体钻井防斜技术来防止气体钻井井斜。

Necessary facility: Kitchen, water heater, telephone,television wired, security gate, washer, air conditioning,refrigerator, coal gas, warm air, wide band net, furniture, bed,garage

配套设施：厨房，热水器，电话，电视有线，防盗门，洗衣机，空调，冰箱，煤气，暖气，宽带网，家具，床，汽车库

To study the effects of air disinfection by four methods in cosmetic workshop,air was disinfected by ultraviolet rays irradiation, 40% formaldehyde fume , pentadialdchyde solution atomize and ozone gas generator, then efficiency of disinfection was evaluated by the petridish method after disinfected.

现阶段，紫外线法和甲醛法是化妆品车间进行常规空气消毒、防止产品感染的主要措施。1999年~2001年对两间化妆品厂的化妆品车间空气微生物污染状况的调查合格率分别为17.3%、13.7%和25.8%，空气消毒不合格是一个较突出的问题，影响了消毒工作质量的提高。

Boyle's law is a law about gases. It states that if you increase the pressure on a gas, its volume decreases. This is like if you were to squeeze a balloon, the pressure of the air inside the balloon increases while the volume of the air decreases.

波以耳定律是关於气体的定律，该定律说明若增加气体的压力，气体的体积就会变小，这就像你若挤压一个气球，气球内空气的压力增加，体积却变小。

After improvement of hot air stove for agglomerated ore drying process, heavy oil has been replaced by coal gas to produce hot air for drying agglomerated ore.

对干燥团矿热风炉改造后，以燃烧煤气代替重油取热风进行团矿干燥，经过近一年的生产实践，取得了很好的节能减排效益和经济效益。

The method of gas chromatography- electron capture detection for the determination of N_2O in air,liquefied air and liquefied oxygen was studied and set up.

建立了一种用电子捕获检测器气相色谱法测定大气及空气分离装置液空、液氧中N2O的测定方法。

The principle, process, influence factors, advantages and disadvantages of dry air exsiccation in flowing gas evaporation method and the preparation of dry air are introduced mainly.

综述了天然气管道常用的干燥剂法、流动气体蒸发法和真空干燥法的原理、优缺点、影响因素，对流动气体蒸发法中的干空气干燥法的原理、工艺、影响因素、优缺点、干空气的制取进行了重点介绍。

Air is heated in electric heater through the fan, then goes through the gas distributor into the fluidized bed dryer; and material enters the fluidized through the top. Materials keep fluidized in virtue of the flotage effect of the hot air. Energy and mass exchange in the fluid bed dryer.

流化床干燥过程：空气由鼓风机引入电加热器，加热后经布风板进入流化床，物料由流化床顶部预先加入，通过调整进风量，使物料在热空气的作用下保持流化状态，实现物料的流化干燥。

11 Prior to the air pressure test, a trial test shall be carried out using air or other nontoxic and incombustible gas.

8.1.11 气体压力试验时，必须用空气或其他无毒，不可燃气体介质进行预试验。

Results: The good linear range of method was 10 to 1000μg/ml (T=0.9999) with the correlation coeffivient of 0.9999, and the limit concentration in air was 0.2 mg/m^3 with the average relative standard deviation less than 5%(n=6). The average sampling rate ranged from 96.6 to 100%, and the breakthrough capacity of l00mg activated charcoal was 4.7mg. The average desorption rate was 97.6%, and mesityl oxide absorped in activated charcoal tube was stable for 7 days and can be detected accurately with other gas coexisting in the air of workplace.

结果：异亚丙基丙酮浓度在10~1000μg/ml内呈良好线性关系，相关系数0.9999，最低检出浓度为0.2mg/立方公尺，相对标准偏差＜5%(n=6)；气体采样效率≥96.6%，100mg活性炭对异亚丙基丙酮的穿透容量为4.7mg，平均解吸效率97.6%；活性炭样品室温下可保存7天；丙酮、丁酮、异佛尔酮、苯、甲苯、二甲苯等共存物不干扰测定。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。