Just open a hot water valve in a sink or shower and let the system drain.
我们只要打开浴缸或淋浴喷头的热水出水阀，把热水器的水放掉就行了。
Drain valve must be vented to the safe position in the atmosphere, the torch duct or discharge the container.
放净阀必须放空到安全位置-放到大气、火炬总管或排放容器中。
If the drain valve regularly, according to the requirements of the open air consumption can be minimized.
倘若排水阀按要求定期开启，空气的消耗可以最大限度地降低。
This positions the relief valve below the first check valve, enabling the zone to drain through the relief valve outlet.
在这种位置，安全阀位于第一止回阀下面，使得这个区能够通过安全阀出口排放。
A drain line should be attached to the relief valve to channel any potential discharge to a safe place of disposal.
应该在安全阀上连接一个排放管道，以将任何潜在的排放引导到进行处置的安装位置。
Specializing in high-grade copper floor drain, floor drain fine stainless steel, zinc alloy floor drain, basin water control, triangle valve production and sales.
专业从事高档铜地漏、精品不锈钢地漏、锌合金地漏、面盆下水器、三角阀系列产品生产与销售。
After turning off the gas or electricity open the drain valve at the tank bottom.
在关闭燃气或电源后可开启罐底的排水阀。
A small valve or faucet used to drain or reduce pressure, as from a boiler.
泄气阀，小龙头用来排空或降低压力的一种小阀门或小龙头，如锅炉上的。
A drain line should be attached to the relief valve to channel any potential discharge to a safe place of disposal.
在安全阀上应该连接排水管道，将任何可能的排放引导到安全的处置地方。
The installation of a Watts air gap with the drain line terminating above a floor drain will handle any normal discharge or nuisance spitting through the relief valve.
连接通向地漏的排泄管的美国瓦茨气隙的安装将有助于处理通过安全阀排出的任何正常排放或有害的泄漏。
The box cover is provided with a temperature control system, in the constant temperature box rear drain valve and an external power supply socket.
箱盖上有控温系统，在恒温箱的后部是排水阀及外接电源插座。
Students check the automatic drain valve of the front end of the valve is open.
检查自动排水阀前端之球阀是否打开。
To avoid water damage or scalding due to valve operation, a drain pipe must be connected to the Pressure Safety Relief Valve and run to a safe place of disposal.
为了防止这种安全阀发挥作用造成水破坏或烫伤，必须在安全阀上安装排泄管道，将排放出的水引导到安全的排放地点。
Drain out 5 gallons of water from the drain valve at the bottom of the heater.
从热水器底部的排污阀排出大约5加仑的水。
The machine manually valve to drain more than two times daily.
机台的手动排水阀每日须排水两次以上。
A proper drain line connected to the valve outlet and run to a safe place of disposal must be installed.
必须安装一个适当的排泄管道，连接阀门的出水口，并且流向安全的地方。
CORPORATION has a 2-year warranty on replaceable parts-Burner, controls, dip tube, drain valve.
公司对于下列可更换配件：燃烧器，控制器，内浸管，排水阀等可更换配件提供2年有限质量保证。
Some older people on a regular basis filter valve to open the drain valve for water below.
比较老的一些过滤减压阀人们定期打开下面的排水阀来防水。
A drain valve is located on the bottom of the tank.
一个排放活门被安装在水箱底部。
Should a valve need repair, depressurize and drain the system on all sides of the valve.
如果某个阀门需要维修，则降低阀门所有端口的压力并排干系统内的流体介质。
Vent the air gap and drain line from the relief valve in accordance with code requirements.
按照规程的要求，排出安全阀气隙和排放管道的空气。
Leave the drain valve of the holding tank opened.
让贮槽的排水阀打开。
Shut off supply pressure and drain valve.
关闭供应压力和排泄阀门。
After draining, close drain valve.
排泄完毕，关闭排泄阀。
The calculation formulas for drain valve and vent valve in long drainpipe are approached, and the valve diameters are calculated being compared with the result in some literature.
探讨了热水管网放水阀、放气阀直径的计算公式，计算了长放水管放水阀直径，并与文献中短放水管放水阀直径进行了比较。
Why didn't you fit a drain valve on this tank?
这个箱柜居然没有安装泄放阀。
Specify safe drain valve, convenient maintenance and after-sales.
指定安全排污阀，方便维护，售后无忧。
The two operational modes were analyzed by the model controlled the steam inlet valve and the drain water valve based on the return water temperature.
对通过调节蒸汽进汽阀门来控制供水温度的现有运行方式和通过调节疏水阀门控制供水温度的新运行方式进行了仿真分析。
The two operational modes were analyzed by the model controlled the steam inlet valve and the drain water valve based on the return water temperature.
对通过调节蒸汽进汽阀门来控制供水温度的现有运行方式和通过调节疏水阀门控制供水温度的新运行方式进行了仿真分析。
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