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【判断题】
Price leadership is an example of informal or tacit collusion but a cartel is an example of formal collusion.A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Apple sells its new computer models at a high price because
A.
they have new features and functions.
B.
they are more sophisticated than other models.
C.
they have new accessories attached.
D.
it wants to accumulate funds for future research.
【单选题】衡量声卡质量标准的参数指标有采样频率和量化位数、声道数、()、输出信噪比(S/N)和总谐波失真(THD)、兼容性。
A.
FM合成方式
B.
声音合成方式
C.
声音压缩算法
D.
音色质量
【单选题】The high psuse in fuel injecion system of the diesel engine is produced by the__
A.
injector pump
B.
fuel injector
C.
governor
D.
turbocharger
【单选题】摩擦力是
A.
要求在完成修复后，修复体和患牙具有能抵抗力而不致破坏或折裂的外形
B.
修复体在行使功能时，能抵御各种作用力而不发生移位或脱落的能力
C.
两个相互接触而又相对运动的物体间所产生的作用力
D.
物体位移时受到一定的条件限制，加给物体这种限制的力
E.
粘结剂与被粘结物体界面上分子问的结合力
【多选题】以下哪些是属于玻璃包装材质的特点( )
A.
化学性能稳定、耐腐蚀、耐酸
B.
生产周期长、生产率低、口部密封比较困难
C.
导热性能差、 质量大、弹性和韧性差、属于易脆材料
D.
具有不渗透性、透明性能好、化学性能稳定
【单选题】Jet Li can ________. [ ]
A.
does kung fu
B.
Chinese kung fu
C.
do Chinese kung fu
D.
do China kung fu
【多选题】Zang Fu is classified into
A.
Zang organs
B.
Fu organs
C.
Extraordinary Fu organs
D.
Meridians and collaterals
【单选题】Every vent system outlet to atmosphere from a valve shall be located as high and at the furthest distance from a source of ignition as is practicable ______．
A.
low and at the shortest distance
B.
low and at the furthest distance
C.
high and at the shortest distance
D.
high and at the furthest distance
相关题目：
【单选题】衡量声卡质量标准的参数指标有采样频率和量化位数、声道数、()、输出信噪比(S/N)和总谐波失真(THD)、兼容性。
A.
FM合成方式
B.
声音合成方式
C.
声音压缩算法
D.
音色质量