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【判断题】
茶氨酸是谷氨酸受体的竞争性拮抗剂,具有明显的抗忧郁抗焦虑和安眠功效。A.
正确
B.
错误
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举一反三
【单选题】In their journey from the testis to the urethra, what is the correct order in which spermatozoa encounter the following parts of the duct system?
A.
Efferent ductule, rete testis, duct of epididymis, ductus deferens, ejaculatory duct
B.
Rete testis, efferent ductule, ductus deferens, seminal vesicle, ejaculatory duct
C.
Ejaculatory duct, ductus deferens, duct of epididymis, efferent ductule, rete testis
D.
Rete testis, efferent ductule, duct of epididymis, ductus deferens, ejaculatory duct
E.
Rete testis, efferent ductule, duct of epididymis, ductus deferens, seminal vesicle, ejaculatory duct
【多选题】Which is one part of duct system in the following below?
A.
Air Valve
B.
Air inlet
C.
Muffler
D.
Metal duct
【简答题】twin duct system
【单选题】下列( )是属于规范经济学研究范畴的
A.
电冰箱在夏季热销的原因分析
B.
政府如何改变收入分配不均的现象
C.
对中国经济实现经济增长率不超过8%的研究
D.
失业人员的再就业问题研究
【简答题】which system is widely used on cargo ships, the single duct system or the twin duct system?
【单选题】The main distribution duct in an air conditioning system which contains the cooling coils and filters is called the .
A.
manifold
B.
condenser
C.
chamber
D.
plenum
【单选题】Which of the following is not the organ of the duct system of the male reproductive system?
A.
epididymis
B.
seminal vesicles
C.
vas deferens
D.
urethra
【单选题】CBTC系统列车运行级别说法错误的是
A.
无线连续式通信下列车控制方式为移动闭塞下的正常控制方式，
B.
点式控制下的运行方式为基于固定闭塞方式下的降级控制方式
C.
联锁 级别下，列车可以运行在 AM模式 下
D.
联锁级的运行方式为信号系统的后备控制方式。
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