lighting had no consistent effect on production
production sometimes increased when lighting was reduced to the level of ordinary moonlight
that lighting was no more important than the other factors of temperature and humidity
the results were unexpected and confusing
第1题:
A firebox explosion in an automatically fired auxiliary boiler may be the result of ______.
A.excessive purging before lighting off
B.insufficient trail for ignition period
C.a faulty transformer in the ignition circuit
D.insufficient purging before lighting off
第2题:
第3题:
A.main lighting circuits
B.motor starting circuits
C.emergency lighting circuit
D.general alarm circuits
第4题:
Which of the following is a RF peer to peer mesh protocol used for lighting and other residential electronics?()
第5题:
第6题:
In accordance with SOLAS,the batteries that power interior lighting in inflatable liferafts can be made to last longer by ______.
A.unscrewing the bulb during the daylight
B.switching the light on only when necessary
C.taking no action as there is no way on saving power
D.taking no action as they shut off automatically in daylight
第7题:
第8题:
A.OBD
B.UART
C.USB
D.Lighting
第9题:
第10题:
以下哪种材质类型通常与高级光照功能一起使用()