压载泵效用试验和自动控制装置试验。
Function test and automatic controller test for ballast pump.
高粘度泵的出口管路上还应当设置安全阀等保护装置，这样一旦泵的出口通道发生堵塞，就可以打开安全阀卸压。
High viscosity of the pump outlet pipe also shall set up relief valve or other protective device on the road, so that once the clogging pump export channels, can open the relief valve pressure relief.
未详细示出的泵送装置36浸没在压载物34中。
Pumping means 36 that are not shown in detail are immersed in the ballast 34.
碳素压球机液压保护装置是由液压泵将高压油打入液压缸，使活塞产生轴向位移。
Carbon pressure ball machine device is a hydraulic pump hydraulic protection will be high pressure oil into the hydraulic cylinder, driving the piston produce axial displacement.
在连续微孔挤出加工中，当今采用喷嘴和齿轮泵两种快速压降成核装置。
At present, in continuous extrusion processing of micro cellular plastics, the two pressure drop cell nucleation apparatus of the nozzle and gear pump are used.
阐述了连续挤出设备中采用的2种成核装置(快速释压喷嘴和齿轮泵)的优缺点。
The relative merits of two kinds of nucleation devices, i. e. quick pressure-relief nozzle and gear pump adopted in the continuous extruder were expounded.
阐述了连续挤出设备中采用的2种成核装置(快速释压喷嘴和齿轮泵)的优缺点。
The relative merits of two kinds of nucleation devices, i. e. quick pressure-relief nozzle and gear pump adopted in the continuous extruder were expounded.
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