系统解列时，应先将解列点（）调整至零，（）调至最小，使介列后的两个系统频率，电压均在

根据汉意或所给首字母填写单词（5分）。

小题1:This d_______ of the culture is not surprising when you know the history of California.

小题2:Cloning plants is straightforward while cloning animals is very c________.

小题3:I could see he was terrified of being a_________ by us.

小题4:Nobody has the right to s______ in the street.

小题5:However, he was f___________ by the Guinness Book of World Records

小题6:The necklace was well _________ (保存).

小题7:This time with great __________(谨慎，小心) I bent down to examine the snakes and found them very sleepy.

小题8:Eliza is a poor flower girl who has _________ (雄心勃勃) to improve herself

小题9:Luckily, Tom could be our ____________(翻译)

小题10:How ________( 难为情) to be discovered by her friend, Claire thought.

骨盆入口前后径是（）

A.坐骨棘间径

B.坐骨结节间径

C.髂嵴间径

D.骶耻外径

E.髂棘间径

液压系统适宜远距离传动。

以下关于瑞利散射的叙述，哪一条是错误的（）

A.瑞利散射是相干散射的一种；

B.瑞利散射不改变光子能量，只改变光子的运动方向；

C.瑞利散射的发生几率随原子序数的增大而减小；

D.瑞利散射的发生几率随光子能量的增大而急剧减小。

细菌染色体基因组只有______个复制起始点。