查询词典 gas-mask

A feasible Laser Doppler Velocimetry technique based on Amplitude Discrimmation has been used to determine the local gas and solids velocity simultaneously, which can lead to the local slip velocity between the gas and solids in a cocurrent downflow circulating fluidized bed.

利用幅值鉴频的激光多普勒测速技术，同时测定并流下行循环流化床中的气体和固体的局部速度，由此可以获得气固间的局部滑落速度。

Steam exhausting mode with heat of heat preservation steam pipe for drainer of gas pipe condensed water was improved so that easy blockage due to freezing in winter was eliminated,conveyance of gas was smooth,pressure and flow rate were stable.

对煤气管道冷凝水排水器防寒保温伴热蒸汽管排汽方式进行了改进，消除了冬季易冻结堵塞隐患，使煤气输送顺畅，压力、流量稳定，满足了生产需要。

According to these experimental results quantitative models for foam drayage and relationship among superficial gas velocity, gas hold-up in bubble zone and surfactant concentration were obtained.

并在此基础上，由实验结果得到了关于泡沫排液的定量模型，以及鼓泡区内气含率、空塔气速、溶液表面活性剂浓度等参数之间的定量关系。

The feasibility of this method is proved by the result of spiral groove dry gas seal, and the distribution law of T-groove dry gas seal liquid pressure field is gained.

利用目前研究较成熟的螺旋槽干气密封有限元分析结果，验证了使用Fluent软件的可行性，然后模拟仿真并分析得出了T型槽干气密封的三维压力场分布规律。

This article introduces some petrophysical study achievements of oil/gas-bearing formation log interpretation in recent 10 years:(1) The formation of low-resistivity pay zones in Bohai Bay is due to the fact that sea-water drilling mud invaded into oil/gas-bearing formation; Complex dual pore texture of pay zones with high average water saturation and additional conductivity of the clay minerals.

介绍了近10年来油气层测井评价方面的岩石物理研究成果：①渤海湾地区低电阻油层形成机理有：滩海地区海水钻井液在低幅度油气藏背景下深侵入，使油层视电阻率成倍下降；油层具有复杂的双组孔隙系统，平均含水饱和度高使电阻率变低；油层的黏土矿物附加导电现象造成低电阻。

Duralumin gasreducer:single stage type diaphragm pressure-reducing structure and Thicken rubber diaphragm are suitable for non- corrosive gas,standard gas, it could ensure the steady output pressure, it hascharacterristics of big scope of application, steady performance and good cost performance.

硬铝气体减压器：单级式膜片减压结构，加厚橡胶膜片，保证输出压力的稳定，适用于非腐蚀性气体、具有适用面广、性能稳定、性价格比高。

Some cylinders are equipped with two valves: one having a full-length eductor tube for liquid withdrawal and the other a valve without an eductor tube for gas withdrawal or inert gas padding see Fig.

一些钢瓶配备了两个阀门：一个有全长排放管，用于液体提取；另一个没有排放管，用于气体提取或惰性气体填充见图2和液相提取部分

Some cylinders are equipped with two valves: one having a full-length eductor tube for liquid withdrawal and the other a valve without an eductor tube for gas withdrawal or inert gas pad ding see Fig.

一些钢瓶配备了两个阀门：一个有全长排放管，用于液体提取；另一个没有排放管，用于气体提取或惰性气体填充见图2和液相提取部分

Forming part of the paragraph L / D ≥ 1 and for forming slip paragraph 1 / 2 of the gas-assisted die, as the entrance to the storage of elastic strain energy in the gas-assisted paragraph has been fully released from the mold after the swollen out of the mouth than with the Import model geometry has nothing to do

对于成型段部位L/D≥1且滑移段为成型段1/2的气辅口模，由于入口储存的弹性应变能在气辅段已经完全释放，离模后挤出胀大比与口模入口几何结构无关。

The present company yearly produces the resistance furnace, the trolley electric stove, the well type electric stove, the box-type electric stove, the annealing electric stove, the tempering electric stove, to quench the electric stove, the gas nitriding electric stove, the gas carburizing electric stove, industry electric stove nearly thousand and so on salt bath, nitre salt stove, the proprietary product trolley electric stove and the forvacuum protective atmosphere electric stove has exported Japan, the US, Indonesia, Singapore, Thailand and so on many countries.

目前公司年产电阻炉、台车电炉、井式电炉、箱式电炉、退火电炉、回火电炉、淬火电炉、气体氮化电炉、气体渗碳电炉，盐浴炉、硝盐炉等工业电炉近千台，其中专利产品台车电炉和预抽真空保护气氛电炉已出口日本、美国、印尼、新加坡、泰国等许多国家。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。