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【多选题】
下列属于药用辅料改善药物制剂的途径的是?
A.
增溶
B.
缓控释
C.
充当载体
D.
改善药物溶解度
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【简答题】如 图 13 — 3 — 2 所示电路,如果同时闭合开关 S 1 S 3 ,且断开 S 2 ,则灯 L 1 、 L 2 为 联;要使灯 L 1 、 L 2 组成串联电路,只要闭合开关
【简答题】如图 所示电路中,如果开关 S1闭合、开关S2、S3断开,则灯L1、L2 (串联、并联);如果开关 S2、S3闭合,开关S1断开,则灯L1、L2 (串联、并联);如果开关 S1、S2闭合,开关S3断开,则L2会被 。
【单选题】如图所示,闭合开关S后,灯泡L1亮,电流表有示数,但灯泡L2不亮。原因可能是【图片】
A.
灯泡L2的灯丝断了或灯泡L2与灯座未接通
B.
电流表被烧坏、烧断了
C.
电流表的两个接线柱间被短路
D.
灯泡L2的两个接线柱间被短路
【简答题】Learning foreign languages is considered as the biggest challenge to growth in international markets.()
【单选题】The()between the two playing periods of a football game is only a fewminutes.
A.
internal
B.
reserve
C.
interval
D.
radium
【单选题】Which of the following language is used in the transfer courses allowed by OUC for international students?
A.
Their native language
B.
The native language
C.
A native language
D.
The English Language
【简答题】In todays world, peace, development and cooperation is the trend of the times, the international environment is conducive to peace and development in general. At the same time, the international finan...
【单选题】如图所示,当开关 S 1 、 S 2 都闭合时,能发光的灯是( )
A.
L 3
B.
L 2 、 L 3
C.
L 1 、 L 3
D.
L 1 、 L 2 、 L 3
【单选题】Which of the following statements is not in conformity with the authors idea?
A.
The international scholarly pecking order has been overturned.
B.
Impediments to global mobility can be sometimes protectionist.
C.
Educational protectionism is a big mistake like trade protectionism.
D.
Academic competition may create a threat to American competitiveness.
【简答题】如图11所示,开关S闭合时,通过灯L 1 、L 2 和L 3 的电流分别是0.4A、0.2A和0.8A,则电流表A 1 的示数为 ,A 2 的示数为 ,A 3 的示数为 ,A 4 的示数为
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