1.
Hydraulic reservoir at atmospheric pressure, with return line below fluid level and air filter.
带有回流管（低于流体水平面）和空气过滤器的液压容器。
2.
Install valve on return line of equipment to be balanced or as shown on the plans.
将阀门安装在需要平衡的设备回流管线上或计划要求的地方。
3.
a backflow of urine from the ureter into the renal pelvis.
尿液从尿管回流到肾。
4.
If you unblock the pipe, the water will run back into the house.
如果堵不住管道，水就会流回到屋里。
5.
a backflow of urine from the bladder into the ureter.
尿液从膀胱回流到输尿管。
6.
Copper tubing shall not be used on the downstream side of the backflow preventer.
在防回流阀的下游不应该安装铜管。
7.
Swing Check valves prevent reversal of flow through pipe lines.
旋启式止回阀可以防止管路中的流体倒流。
8.
Study on The Recovery Logistics and Discarding Logistics Management in Printing Enterprise;
论印刷企业的回收物流与废弃物流管理
9.
Numerical Simulation of the Backflow in the Intake Manifold on 4110 Diesel;
4110柴油机进气歧管进气回流数值仿真及优化
10.
Studies on Product-Recovery Network Based on Reverse Logistics Management;
基于逆向物流管理的产品回收网络规划研究
11.
Analysis on Investment Risk and Return of LEIMS;
物流企业信息管理战略投资风险与回报分析
12.
The Model of Product Reclaiming Online Based on Adverse Logistics Management;
基于逆向物流管理的产品回收网络规划模型
13.
Studying the Reverse Logistics System Based on Green Economics Management;
基于绿色经济管理的回收物流系统研究
14.
Tilting disc check valves are used to prevent reversal of flow in horizontal or vertical pipe lines.
翻转式阀瓣止回阀适用于防止水平或垂直管路上的流体倒流。
15.
Diameter of the suction and evaporating pipes should be decided by oil circulation and reconfirmation of gas speed.
吸气管及蒸发器管径，应考虑回油并再次确认流速后确定。
16.
When puncture needle was in different vessels (proliferate or drainage vessels),the echo change was different.
穿刺针穿入肿瘤的供应血管和引流血管时，局部回声改变不同。
17.
In-line flow restrictor protects the meter measuring element and the backflow preventer components from damage due to excessive flow.
管内流量限制器保护仪表测量元件和防回流阀部件不会因为过大的流量而受到损坏。
18.
Globe pattern stop-check valves can be used in horizontal piperuns with the stem straight up.
截止阀类型的节流止回阀可以用在水平管道上，阀杆垂直向上。