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【单选题】
某温度时,下列反应已达到平衡 CO(g)+H2O(g)=CO2 (g)+H2 (g) , D H q <0 ,为要提高 CO 的转化率,可采取方法
A.
增加总压力
B.
减少总压力
C.
升高温度
D.
降低温度
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参考答案:
举一反三
【多选题】下列可作为禽流感的传染源的有()
A.
患AI鸡
B.
带AIV的鸽子
C.
患禽流感的病肌肉
D.
AI恢复期的鸡
【单选题】Switchboards may be of the dead-front type in which all __________are installed behind the panels and only the operating handles and instruments are on the front.
A.
the essential switch gears
B.
spare parts
C.
dead parts
D.
live parts
【单选题】对异位妊娠患者,下列哪一项检查最有助于诊断
A.
腹部触诊有明显的肌紧张
B.
附件区可触及有触痛的包块
C.
尿HCG阳性,后穹隆穿刺抽出不凝血
D.
末梢血白细胞升高
E.
血红蛋白降低
【多选题】下列可作为禽流感的传染源的有()
A.
患AI鸡
B.
带AIV的鸽子
C.
患禽流感的病肌肉
【单选题】______ may have two emergency source of power,thus requiring two emergency switchboards.
A.
Large passenger vessels
B.
General cargo ships
C.
Container ships
D.
oil tankers
【单选题】_____ may have two emergency source of power, thus requiring two emergency switchboards.
A.
Large passenger vessels
B.
General cargo ships
C.
Container ships
D.
Oil tankers
【单选题】Switchboards may be of the dead-front type in which all live parts are installed behind _____ and only the operation handles and instruments are on the front.
A.
the capstan
B.
the collector
C.
the panels
D.
the surface
【单选题】对异位妊娠患者,下列哪一项检查最有助于诊断
A.
腹部触诊有明显的肌紧张
B.
附件区可触及有触痛的包块
C.
尿HCG阳性,后穹窿穿刺抽出不凝血
D.
末梢血白细胞升高
E.
血红蛋白降低
【单选题】( )是美国研发的一种优秀教育软件,是一个适合于教学和学习的工具软件平台,既可用于平面几何、平面解析几何、代数、三角、立体几何等课程的教学中,也可用于物理、化学等学科的教学中。
A.
几何画板
B.
Word
C.
Exel
D.
PPT
【单选题】switchboards may be of the dead-front type in which all live parts are installed behind ____ and only the operation handles and instruments are on the front.
A.
the collector
B.
the surface
C.
the capstan
D.
the panels
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