Attention: when uses large capacity or the reinforced insulation to the normal product, should add "J" or "Q" behind the product model letter for expressing.
注:当对正常产品采用大容量或加强绝缘时,应在产品型号字母后面加“J”或“Q”表示。
Thermal insulation polymer mortar technically solves problems of normal expanded perlite cement mortar such as easy to absorb water and to crack thus extends its application area.
聚合物保温砂浆从技术上解决了普通膨胀珍珠岩水泥砂浆的易吸水、易开裂的问题,从而开拓了其应用领域。
A new method of monitoring real-timely for DC system insulation using double asymmetrical Bridges in normal mode is adopted in this paper, and the shortcomings of symmetrical bridge are overcome.
本文采用了一种常态下利用双不对称电桥实时监测直流系统绝缘的方法,解决了上述问题。目前广泛使用的低频信号注入法容易受到直流系统支路中存在的对地分布电容的影响。
Transformer ratings are based on the Assumption that4 only an extremely slow deterioration of insulation will take place with normal operation.
变压器的额定值是以这样的假定为依据的,即正常运行时绝缘仅发生极缓慢的老化。
Motor check whether the insulation resistance in the normal range, running any abnormal sound, temperature normal;
检查电动机的绝缘电阻是否在正常范围内,运行时有无异响、温升是否正常;
A new composite thermal insulation material is made taking haydite, scrap foam, cement and pulverized fuel ash as main raw material in definite proportion under normal temperature.
以陶粒、废旧泡沫塑料、水泥、粉煤灰为主要原料,在常温条件下按一定配比制成新型复合保温材料。
Y series three phase induction motor (380v IP23) is low voltage motor for normal use. The basic protection class are IP23, insulation class is b.
系列三相异步电动机(380VIP23)是一般用途的低压三相笼型异步电动机,基本防护等级为IP23、绝缘等级为B级。
In wind resistance than normal, self-respect, and knock against bare and associated external load conditions, thermal insulation layer is not with the bottom separation, fall off.
在抗风比、自重以及正常磕碰等内、外力相联系的负载条件下,保温层不致与慕底别离、掉落。
The effect of the amount of water needed under the cements normal consistency, setting time and volume stability were investigated when heat insulation and waterproofing powder was added in cement.
研究了当水泥中混入隔热防水粉后 ,隔热防水粉对水泥标准稠度用水量、凝结时间及体积安定性的影响 。
The laboratory is aimed at measuring the sound absorption and insulation properties of small test pieces in the normal incidence condition.
本实验室用于测量小试件法向入射条件下的吸声及隔声性能。
The laboratory is aimed at measuring the sound absorption and insulation properties of small test pieces in the normal incidence condition.
本实验室用于测量小试件法向入射条件下的吸声及隔声性能。
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