用于使局部真空的抽吸泵。
齿轮泵带负荷停车时，亦可防止泵倒转而在其输出管道内产生局部真空。
Gear pump to stop loading machine, can be in the output pipe to prevent pump reverse, and create a partial vacuum.
叙述了一种用于局部真空电子束圆形焊缝的自动跟踪系统的设计和试验过程。
The design and experimental process of an automatic tracking system applied to local vacuum electron beam welding are dealt with in this paper.
齿轮油泵在运转时主动齿轮带动被动齿轮旋转，当齿轮从啮合到脱开时在吸入侧(A)就形成局部真空，液体被吸入。
Gear pumps in operation when the passive gear driven rotary gear, when the gear was torn off from the mesh to the side when inhaled (a) on the formation of partial vacuum, the liquid to be inhaled.
拔火罐就是把一个真空的杯子放在皮肤上引起局部充血的一种治疗方法。
Cupping therapy is a treatment using a vacuum cup sucked firmly on the skin.
我们可以使用真空能量是正、负或零，来区分这三个局部最小值。
These three local minima differ by virtue of whether the resulting vacuum energy is positive, negative or zero.
水温越高，在局部的真空下水更容易煮沸，因此减少了扬程。
The higher the water temperature , the more likely it is to boil when exposed to a partial vacuum , thus reducing suction lift.
空闲到全开再恢复空闲状态375，000次。部件一个大循环包括四个局部循环操作。空闲状态为50千帕的真空状态。
Idle to WOT to Idle 375,000 events. The parts cycled 1 wide-open cycle for every 4 partial cycles. 50kPa vacuum was supplied at idle.
拔火罐指的是将真空杯子牢牢吸在皮肤上造成局部皮肤充血的一种疗法。
Cupping therapy is a treatment using a vacuum cup sucked firmly on the skin.
拔火罐就是把一个真空的杯子放在皮肤上引起局部充血的一种治疗方法。
It is a treatment using a vacuum cup sucked firmly on the skin.
在微波真空干燥过程中，就整个板材而言，热扩散效应对木材中水分迁移的影响不大，但在局部的有限范围内，它对自动平衡木材内含水率具有显著的作用。
During the drying process of MV, for the whole board, the effect of thermal diffusion on moisture movement is not significant, but it can cause a leveling of moisture profile in a local range of wood.
这些雁飞行时定期变换领导者，因为为首的雁在前面开路，能帮助它两边的雁形成局部的真空。
These geese flying regularly transform leaders, as led by the wild way in front, to help it on both sides of the formation of partial vacuum goose.
这些雁飞行时定期变换领导者，因为为首的雁在前面开路，能帮助它两边的雁形成局部的真空。
These geese flying regularly transform leaders, as led by the wild way in front, to help it on both sides of the formation of partial vacuum goose.
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