ARL3460提示:“S-Alarm #21 ICS:lnstrument safety circuit broken.Hardware Error”是什么意思?
第1题:
______ play a very important part in hydraulic systems by preventing interaction between different parts of the hydraulic circuit.
A.Motors
B.Check valves
C.Safety valves
D.Reducing valves
第2题:
Error may be introduced into a magnetic compass by ______.
A.making a structural change to the vessel
B.a short circuit near the compass
C.belt buckles
D.All of the above
第3题:
此题为判断题(对,错)。
第4题:
ICS表示什么意思()。
第5题:
ARL3460直读光谱仪高能预火花光源组成原理是什么?
第6题:
If an attempt is made to hoist a load that exceeds the capacity of an electric winch,an overload safety device causes a circuit breaker to cut off the current to the winch motor ______.
A.when the line pull reaches the rated winch capacity
B.after the line pull exceeds the rated winch capacity
C.after a short build-up of torque
D.immediately
第7题:
ARL3460光谱仪在打标样时S成分偏低,原值0.021,打出来是0.012,或0.009,做完标准化还是这样,是什么原因?
第8题:
如何解决显示错误提示信息“NNTP SERVER ERROR”
第9题:
ARL3460光谱仪通道表中BG是什么意思?
第10题:
SSEC代表什么意思?()