方向开关

The valve of the treatment unit includes a housing, a stationary member, a slide member and a rotatable switch member unit and may also be operated in a backflush mode in which water may be directed in the reverse direction through at least one of the water treatment media to regenerate that media.

该处理单元的阀门一外壳、一静态部件、一滑动部件和一可旋转开关部件单元，并可操作在一反洗模式，在反洗模式中，可在相反方向引导水通过至少一种水处理介质，以再生该介质。

This topic returns in view of the cut type switch spreads the type switch "to return for the predecessor design spreads the type electric power switch utilization in the LED lamps and lanterns" is the research direction, to achieve take reduces the power loss to replace the tradition operational amplifier pulse wave width accent as the goal using IC UC3842 changes part, the actuation returns spreads the type electric power switch's switch of Power MOSFET, so as to controls instead spreads the type electric power switch breakover closure's time then control voltage output size, achieves the output voltage to the load LED lamps and lanterns adjusts the LED lamps and lanterns brightness the goal.

各位大大抱歉~！因为英文底子不好！希望大家帮忙翻译一下，希望不要用翻译软体翻的最好是自己翻！拜托了！本专题针对切换式转换器的返驰式转换器为前身设计「返驰式电力转换器运用在LED灯具」为研究方向，为达到以减少功率损失为目的利用IC UC3842代替传统运算放大器脉波宽度调变部分，驱动返驰式电力转换器的Power MOSFET之开关，藉以控制反驰式电力转换器导通截止的时间进而控制电压输出的大小，输出电压至负载LED灯具达成调节LED灯具亮度的目的。

From the burden increased aspect clarify set up the necessity of station, then pass to drew up to set up generalize of transformer substation and line direction to consider, and pass to analysis of carry the data, safety, economic and dependable consider and made sure the 110 kV, 35 kV, 10 kV and station use electricity of lord connect line, then again through burden calculation and power supply scope made sure main number, capacity and model number of the transformer set, also in the meantime make sure the station uses capacity and model number of transformer, end, according to biggest keep on work electric current and short circuit calculating of calculation result, to the high pressure Rong break a machine, insulate a switch, female line, insulate son and wear a wall set tube, electric voltage with each other feeling machine, electric current with each other the feeling machine carried on choose a type, thus completed a 110 kV electricity a part of design.

本文首先根据任务书上所给系统与线路及所有负荷的参数，分析负荷发展趋势。从负荷增长方面阐明了建站的必要性，然后通过对拟建变电站的概括以及出线方向来考虑，并通过对负荷资料的分析，安全，经济及可靠性方面考虑，确定了110kV ，35kV ，10kV 以及站用电的主接线，然后又通过负荷计算及供电范围确定了主变压器台数，容量及型号，同时也确定了站用变压器的容量及型号，最后，根据最大持续工作电流及短路计算的计算结果，对高压熔断器，隔离开关，母线，绝缘子和穿墙套管，电压互感器，电流互感器进行了选型，然后进行配电装置和平面布置的设计以及防雷的设计，从而完成了110kV 电气一次部分的设计。

Another MCU, 89C2051 is used to realize the control of the three rows LED monitor showing coordinates of axis X and Z axis and other state of the system. Charnel A and C of 8155 are used for editor keyboard, which make the inputting or editing of the NC code and data possible. Charnel P1 of 8031 is used for the operation keyboard such as system power on/off and movement of axis X or Z. a programmable parallel I/O chip, 8255, is used to achieve system I/O and the transmission of other information. In summarize, the system developed is characterized by its simplicity, low development cost and high reliability.

在CPU存储器扩展电路设计中， CPU选用MCS-51系列的8031单片机，外扩32K的程序存储器和 8K的数据存储器，分别用于存放系统管理程序、数控加工程序以及运算数据；在显示电路设计中，选用MCS-51系列的89C2051单片机作为从CPU，控制三排LED显示器，用于X轴、Z轴动态坐标以及相关数字的动态显示；在手动键盘和编辑键盘设计中选用8155芯片的PA口和PC口作为行、列母线，扩展矩阵式编辑键盘，用于程序和数据的输入或编辑，同时选用8031单片机的P1口扩展手动键盘，用于系统启动、停止以及运动部件在X、Z轴方向的手动控制；在I/O口扩展电路设计中选用8255芯片扩展输入输出口，用于接收和传送开关量及相关信息。

If it is pressed down, pull up the emergency stop button by hands in a clockwise direction.

检查急停开关是否被按下，如按下则把它用手顺时针方向拔起来。

When a shutter button is depressed, a lever is rotated in counterclockwise direction, so the electrical contact assembly is also rotated.

当按下一个开关按钮时，一个杆逆时针方向旋转，使得电接触组件也旋转。

In the 2×2 electro-optic switch with oblique incidence, the angular separation Δ〓 between the ordinary ray and extraordinary ray can be much greater if the output end interface are properly designed.

在斜入射2×2电光开关中改变出射面的光轴方向，可以使o光和e光的分离角Δ〓更大。

Install the 1/2 tee, with long and short nipples, on the float chamber by inserting the short nipple in the float chamber tapping, in the end opposite the switch, and screwing up tight with the long nipple pointing in the correct direction, depending on the location of the boiler.

安装带有长和短接头的DN15三通，在浮子腔上的将三通短接头插入浮子腔的接头里，在开关的另一端，将螺丝旋紧并根据锅炉位置使长接头指向正确的方向。

1 The valve and the adjustment device of the boiler steaming-water pipe should be clearly marked,which should indicate the valve name,number,switch direction and working medium flowing direction,and the main regulating valve should have opening indicator.

9.7.1 锅炉汽水管道的弯锅炉及调整装置应有明显标志，标明阀门名称、编号、开关方向以及工质流动方向，主要调节阀应有开度指示。

Because only one of the channels controls switching, the same edge of each tooth is used for determining output signals, in both forward and reverse target rotation, with direction information available on the first magnetic edge after a direction change.

因为只有渠道之一的控制开关，每颗牙齿的相同边缘用于确定输出信号，在这两个目标正向和反向旋转的优势，与磁场方向有关资料后的首个方向的变化。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。