精梳毛纺原料的选配主有两种方式,一是( ),又称为散毛选配,二是( ),又称毛条选配。
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选择主体毛和配合毛,一般以( )为主要依据。
A. 纤维长度
B. 纤维线密度
C. 纤维强度
D. 纤维含杂
根据《公安机关组织管理条例》的规定,我国公安机关实行( )。
A. 行政首长负责制
B. 党委集体领导下的行政首长负责制
C. 民主集中制
D. 分工负责制
下列国家中实行结合型警察管理体制的有( )。
A. 日本
B. 澳大利亚
C. 英国
D. 德国
What is memory? What is storage? Is there any (1)between them? Yes,there is.It is important to (2)the difference between“storage”and“memory”. When people use the (3)“memory”in reference to computers, they are almost always referring to the computer’s (4) memory(or primary memory)called random-access (5) or RAM,which is comprised of (6)attached to the motherboard.Memory is sometimes referred to as temporary (7) because it will be lost if the power to the (8) is cut off.In contrast,“storage”refers to the permanent (9) available to a PC,Whichis also called secondary storage, usually informs of thePC's (10)drive,CDs,etc.Storage is permanent,as data and programs are retained when the power is turned off.