塑料压力管在其适用范围内，有足够的承压能力和刚性，满足实际使用的需要。
The plastics pressure pipe has enough pressure bearing capacity and rigidity to meet the actual use requirement within its proper range.
单管或多管试漏时，因打压介质充填量小，若管束有漏点，易于从压力表上快速显现出压降。
Single - or multiple leakage test, by suppressing media filling quantity is small, if the tube bundle leakage, easy to from the pressure gauge on the fast show pressure drop.
用PRO - E软件对进气弯管，带分流叶片的叶轮及有叶片扩压器进行了实体建模。
Using software PRO-E to build the model of the impeller, diffuser with blade, entering air elbow, volute.
在脉冲方式的氧活化工作模式下，控制中子发生器发射中子的方式有两种：控制中子管阳极高压或控制中子管靶压。
Under the oxygen activation mode of pulse way, there are two ways to control neutron-emitting :1)neutron tube anode high voltage control, 2)neutron tubetarget voltage control.
有了适当的排气，射速可以提高，充填和保压可达良好状态，不须过度增加料管和喷嘴的温度。
With proper venting, the injection speed could be increased to achieve good fill and pack conditions, without having to raise the barrel and nozzle heats, improperly.
板式盘管或螺旋管是由两片有对应凹槽的平板或凸、凹板对压成型的。
The plate type coiled pipe or spiral pipe is molded by two flat plates with corresponding grooves or a convex and a concave plates which are oppositely pressed.
主要结构有：JDQM全面罩、供气阀、减压阀、背板、压力表、报警哨、中压管、碳纤维复合气瓶等。
Main structured items are: JDQM full face mask, air supply valve, pressure regulator valve, backboard, pressure gauge, alarming whistle, medium pressure tube, carbon fiber composite cylinder, etc.
主要结构有：JDQM全面罩、供气阀、减压阀、背板、压力表、报警哨、中压管、碳纤维复合气瓶等。
Main structured items are: JDQM full face mask, air supply valve, pressure regulator valve, backboard, pressure gauge, alarming whistle, medium pressure tube, carbon fiber composite cylinder, etc.
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