乳品及乳品生产相关知识
相似问题和答案
第1题：
fluid extracts：
fluidextracts：流浸膏剂,系指药材用适宜的溶剂提取,蒸去部分溶剂,调整至规定浓度而成的液体制剂。
第2题：
Overheating of the hydraulic fluid in an electro-hydraulic anchor windlass can result from a/an( ).
A.overload on the pump motor
B.low fluid level in the reservoir
C.low fluid viscosity around the shaft seal
D.high oil level in the sump
解析：reservoir：储液器，油箱
译文：电液锚机液压流体过热有可能是油箱中液位低引起的。
第3题：
A. The patient is in the toilet
B. The patient is ‘nil by mouth’
C. The patient is ‘fluid limited’
D. the patient is on fluid
第4题：
Mean low water is the average height of ______.
A.the surface of the sea
B.high waters and low waters
C.all low waters
D.the lower of the two daily low tides
第5题：
Leakage of hydraulic fluid from around the shaft of a hydraulic motor may be caused by ______.
A.permanent loss of pump suction
B.worn shaft seals
C.high level in the oil sump
D.low motor RPM
第6题：
第7题：
Before doing any work on a hydraulic system equipped with accumulators, you should
A.drain the accumulators and purge with oxygen
B.bleed off all stored energy from the accumulators completely
C.charge the accumulators to prevent system energy loss
D.pump the hydraulic fluid into the accumulators to prevent fluid loss
第8题：
A、HIGH、LOW、MIDDLE
B、LOW、MIDDLE、HIGH
C、MIDDLE、LOW、HIGH
D、HIGH、MIDDLE、LOW
第9题：
Hydraulic machinery failures are commonly caused by contamination of the hydraulic fluid and ______.
A.fluid friction
B.fluid turbulence
C.component misalignment
D.pressure surges
第10题：
A hydraulic accumulator aboard a ship is designed to ______.
A.store fluid under pressure
B.act as a fluid reservoir
C.provide overpressure relief
D.replenish fluid to a system
船上的液体储存器被设计为用来储存液体的压力之下。