《石油化工可燃气体和有毒气体检测报警设计规范》：释放源处于露天或敞开式布置的设备区内，当检测点位于释放源的全年最小频率风向的下风侧时，有毒气体检(探)测点与释放源的距离不宜大于();
A、1C
暂无解析
Whathetolduswasmoreofa(n)________thanareality.
Theword“minister”originallymeant“aservant”,butnowhaschangedto“aheadofaministry”.Thisprocessofmeaningchangeiscalled______.
Thesyntacticrulesofanylanguageare______innumber.
_______forthefreeticket,Iwouldnothavegonetoseefilmsooften.
Ittookafewsecondsforhereyesto________tothedarkness.
