two-coil instrument

Three sets of common silicon controlled single return circuit control system was replaced by an intelligent temperature control instrument which gives good solutions to temperature control hysteresis and disturbance between two sys-tems in the synthesis of O-cresol.

用一台智能控温仪代替三套常规可控硅单回路控制系统，解决了化工试验研究中大滞后系统的控温问题和系统之间的相互扰动问题。

Surface roughness of workpiece milled by two tools is measured with 2205 surface roughness measuring instrument. The influences on workpiece of austempering temperature, tool material and cutting parameters surface roughness are analyzed. 4.

采用2205型表面粗糙度测量仪测量了两种刀具铣削的工件的表面粗糙度，分析了等温淬火温度、切削刀具材料和切削用量对工件表面粗糙度的影响。

Methods: 5S management was performed in the instrument department, routines were carried out by every working in the operation room and two of them were in charge of it.

方法：将5S管理法应用到手术室器械组管理中，制定细则，实行全员参与和专人负责制。

METHODS Two groups were compared, one group was that putting the instrument to be cleaned directly in ultrasonic cleaning machine then going to be cleaned by normal method;

方法被清洗器械直接放入超声清洗机内按程序洗涤和采用人工刷洗后再放入超声清洗机内按程序洗涤作对比。

This paper introduces two kinds of new instrument for monitoring groundwater and landslide.

本文介绍了地下水监测和滑坡监测的两种新型仪器。