boiler 四级六级

The engine is letting off steam to relieve the pressure in the boiler.

机车在放蒸汽, 以减少的气压。

A plumber’s coming in to look at the boiler.

有工要来看看热器。

The building was destroyed when the defective boiler exploded.

那个有毛病的爆炸时,那座楼被炸毁了。

This new boiler generates more heat than the old one.

这个新产生的热量比旧多。

This water is forced into the boiler by the feed pump.

用泵将压入。

The boiler exploded and a big fire ensued.

"爆炸了,随着而来的就是一场大火。"

First cut off the water flow from the boiler.

首先切断来自的流。

1,a new mathematical model for heat loss due to exhaust gas of CFB boiler with considering the effect of desulfurater on air capacity,gas capacity and steam capacity is deduced.

排烟热损失是最大的一项热损失,对热效率有很大影响。

But if bizygomatic breadth is wider, should make full use of the space of corner, use for instance turn basket can put basins of more boiler bowl gourd ladle.

但假如面宽较宽，则要充分利用拐角的空间，比如使用转篮可摆放更多的碗瓢盆。

The HP-bypass system between the boiler outlet and cold reheat consists of an HP-bypass control valve, a feedwater stop valve and a water injection valve, for steam attemperation .

高压旁路系统由出口及冷再热之间的高压旁路控制阀，给主汽阀和喷减温阀组成。

Extruded magnesium anode are mainly used in water boiler, heat exchanger, vaporizer, boiler, etc. It has property of softening water, de-dirt residual, and extending the using life span.

挤压镁阳极主要应用于热器、换热器、蒸发器、等设备，有软质、排污除污、延长主机使用寿命等优点。

Screw ash remover is main auxiliary equipment in ash handling system of coal combustion boiler in power plant.It can discharge coal ash into the ashpit continuously and evenly.

螺旋除渣机是火力发电厂燃煤除渣系统的重要附机，能将灰渣连续、均匀地排入冲灰沟。

This company is skilled in repairing and retubing variety of steel and shape boiler tubes on the worksite. Prompt delivery,quality and quantity assured,approved by Registers of Shipping.

该公司擅长各类船用的就地修理、更换各种钢质和管型的管。修期短，质量好，得到各国船级社的认可。

Through usual and unusual analysis on using meager coal as fuel for bitumite-fired boiler,the innovation plan was made and corresponding modification of the boiler was carried out.

通过对烟煤改烧贫煤进行了常规和非常规的分析,制定了改造的方案,对进行相应的改造。

The tube leakage of partition overheater of No. 2 boiler in a power plant was studied by means of metallography, intergranular corrosion test and EDS.

摘要针对日照电厂2(上标﹟)屏式过热器泄漏进行了金相试验、晶间腐蚀倾向性试验和电镜能谱分析。

Bench of closed circuit cooling tower that is composed of boiler ,exchanger, orifice flowmeter, water pump, micromanometer , heat indicator and so on is established.

建立了由、换热器、孔板流量计、泵、微压计、温度计等仪器设备组成的封闭式冷却塔实验台。

A new turbine-boiler coordination control system is designed for the 600 MW supercritical monotube boiler manufactured by Haerbin Boiler Plant with British Mitsm Babcock technology.

针对哈尔滨厂引进英国三井巴布科克技术制造的600 MW超临界直流,设计了新型的机协调控制系统。

E—M water treatment agent for boilers,composed of ethylenediamine tetramethylene phosphonic acid(EDTMP) and hydrolyzed polymaleic anhydride (HPMA),and its applications are introduced in this article.

介绍由乙二胺四亚甲基膦酸(EDTMP)和解聚马来酸(HPMA)组成的处理剂E—M配方及其应用实例。

Distorsion,corrosion,erosion and abrasion mechanisms,concerning the faulty section,of the boiler s secondary superheater were studied by on-site measurements and by samples,cut from the tubes.

分别采取现场实测和割管取样2种方法对二次过热器的变形、腐蚀、冲刷与磨损等主要失效机理进行了分析,并由此得出预防管子失效的对策。

The technigue of staged coal combustion in underplate burning boiler is a mew method for energy saving and environment protecting.

层燃两段燃烧技术,是一种行之有效的节能、环保的新技术。