乳牙列建后,如果上、下颌第二乳磨牙的远中面,从侧方观察呈上下平齐状态时,将来恒牙列建时会造成何种影响()

A:上、下颌第一恒磨牙易于建立中性关系 B:上、下颌第一恒磨牙易于形成远中关系 C:上、下颌第一恒磨牙易于形成近中关系 D:前牙易形成反 E:前牙易形成超

某地2001年平均人口数为100000,该地防疫站收到2001年发病的菌痢传染病报告卡323张,剔除重复,实际报告的菌痢病人为260人,在此260人中有3人发病2次,则该地菌痢的报告发病率为()

A:323/10万 B:260/10万 C:326/10万 D:263/10万 E:257/10万

H.323终端

哪种方法不能减轻桥体所承受的力()

A:加深面颊舌沟 B:扩大面舌外展隙 C:加厚桥体金属层 D:面的舌侧边缘嵴处添加副沟 E:减小桥体颊舌径宽度

某地区1996~2000年历年年底生猪存栏头数在1995年基础上增加20万、30万、40万、30万和50万头,则5年间年平均生猪增长量为( )。

A:10万头 B:34万头 C:6万头 D:13万头

Network managers have long awaited practical voice-over-IP (VOIP) solutions. VOIP promises ease network management and decreases () by converging a company’s telephony and data infrastructures into one network. And a VOIP solution implemented at a company’s head-quarters with far-reaching branch offices can () tremendous amounts of money in long distance phone bills, provided that solution delivers POTS-like voice () over the Internet.
VOIP gateways are designed to convert voice from the () domain to the circuit switched domain. VOIP solutions use a digital signal processor (DSP) to process the voice data, preparing the voice sample for transmission by compressing voice and removing jitter. The VOIP equipment must comply with the () H.323 standard defined by the International Telecommunication Union, or ITU.

The VOIP equipment must comply with the () H.323 standard defined by the International Telecommunication Union, or ITU.

A:H.320 B:H.322 C:H.323 D:H.324

Network managers have long awaited practical voice-over-IP (VOIP) solutions. VOIP promises ease network management and decreases (1) by converging a company’s telephony and data infrastructures into one network. And a VOIP solution implemented at a company’s head-quarters with far-reaching branch offices can (2) tremendous amounts of money in long distance phone bills, provided that solution delivers POTS-like voice (3) over the Internet.
VOIP gateways are designed to convert voice from the (4) domain to the circuit switched domain. VOIP solutions use a digital signal processor (DSP) to process the voice data, preparing the voice sample for transmission by compressing voice and removing jitter. The VOIP equipment must comply with the (5) H.323 standard defined by the International Telecommunication Union, or ITU.

5()

A:H.320 B:H.322 C:H.323 D:H.324

2011年全国全年粮食种植面积11057万公顷,比上年增加70万公顷;棉花种植面积504万公顷,增加19万公顷;油料种植面积1379万公顷,减少10万公顷;糖料种植面积195万公顷,增加4万公顷。
全年粮食产量57121万吨,比上年增加2473万吨,增产4.5%。其中,夏粮产量12627万吨,增产2.5%;早稻产量3276万吨,增产4.5%;秋粮产量41218万吨,增产5.1%。
全年棉花产量660万吨,比上年增产10.7%。油料产量3279万吨,增产1.5%。糖料产量12520万吨,增产4.3%。茶叶产量162万吨,增产9.9%。
全年肉类总产量7957万吨,比上年增长0.4%。其中,猪肉产量5053万吨,下降0.4%;牛肉产量648万吨,下降0.9%;羊肉产量393万吨,下降1.4%。年末生猪存栏46767万头,增长0.7%;生猪出栏66170万头,下降0.8%。禽蛋产量2811万吨,增长1.8%。牛奶产量3656万吨,增长2.2%。
全年水产品产量5600万吨,比上年增长4.2%。其中,养殖水产品产量4026万吨,增长5.2%;捕捞水产品产量1574万吨,增长1.9%。

2011年末全国生猪存栏比2010年末多()

A:325万头 B:327万头 C:330万头 D:323万头

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