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”(”)中(zhong)星(xing)9(9)号(hao)就(jiu)像(xiang)自(zi)己(ji)待(dai)字(zi)闺(gui)中(zhong)的(de)女(nv)儿(er)。(。)据(ju)蒋(jiang)龙(long)城(cheng)介(jie)绍(shao)，(，)直(zhi)播(bo)星(xing)系(xi)统(tong)具(ju)有(you)覆(fu)盖(gai)范(fan)围(wei)广(guang)、(、)传(chuan)输(shu)质(zhi)量(liang)高(gao)、(、)接(jie)收(shou)成(cheng)本(ben)低(di)、(、)维(wei)护(hu)方(fang)便(bian)等(deng)优(you)点(dian)。(。)我(wo)国(guo)地(di)域(yu)辽(liao)阔(kuo)、(、)地(di)形(xing)复(fu)杂(za)、(、)人(ren)口(kou)众(zhong)多(duo)，(，)直(zhi)播(bo)卫(wei)星(xing)正(zheng)是(shi)实(shi)现(xian)老(lao)、(、)少(shao)、(、)边(bian)、(、)穷(qiong)及(ji)广(guang)大(da)农(nong)村(cun)地(di)区(qu)收(shou)听(ting)收(shou)看(kan)广(guang)播(bo)电(dian)视(shi)的(de)最(zui)有(you)效(xiao)手(shou)段(duan)。(。)直(zhi)播(bo)卫(wei)星(xing)与(yu)其(qi)他(ta)卫(wei)星(xing)不(bu)同(tong)，(，)需(xu)要(yao)反(fan)复(fu)进(jin)行(xing)覆(fu)盖(gai)优(you)化(hua)设(she)计(ji)，(，)才(cai)能(neng)使(shi)卫(wei)星(xing)下(xia)行(xing)波(bo)束(shu)有(you)效(xiao)覆(fu)盖(gai)整(zheng)个(ge)中(zhong)国(guo)疆(jiang)域(yu)。(。)而(er)中(zhong)星(xing)9(9)号(hao)首(shou)次(ci)使(shi)用(yong)了(le)大(da)功(gong)率(lv)放(fang)大(da)器(qi)，(，)其(qi)有(you)效(xiao)辐(fu)射(she)功(gong)率(lv)满(man)足(zu)中(zhong)国(guo)直(zhi)播(bo)卫(wei)星(xing)系(xi)统(tong)使(shi)用(yong)要(yao)求(qiu)，(，)可(ke)使(shi)全(quan)国(guo)9(9)7(7)％(％)以(yi)上(shang)居(ju)民(min)使(shi)用(yong)米(mi)小(xiao)口(kou)径(jing)天(tian)线(xian)直(zhi)接(jie)接(jie)收(shou)中(zhong)国(guo)的(de)卫(wei)星(xing)广(guang)播(bo)电(dian)视(shi)节(jie)目(mu)。(。)正(zheng)如(ru)信(xin)心(xin)十(shi)足(zu)的(de)蒋(jiang)龙(long)城(cheng)所(suo)料(liao)，(，)发(fa)射(she)后(hou)不(bu)到(dao)一(yi)个(ge)月(yue)，(，)7(7)月(yue)5(5)日(ri)，(，)中(zhong)星(xing)9(9)号(hao)开(kai)通(tong)4(4)个(ge)转(zhuan)发(fa)器(qi)传(chuan)输(shu)4(4)5(5)套(tao)电(dian)视(shi)和(he)4(4)3(3)路(lu)广(guang)播(bo)，(，)进(jin)入(ru)业(ye)务(wu)试(shi)运(yun)行(xing)阶(jie)段(duan)；(；)8(8)月(yue)6(6)日(ri)，(，)西(xi)藏(zang)地(di)区(qu)近(jin)7(7)000台(tai)卫(wei)星(xing)电(dian)视(shi)接(jie)收(shou)机(ji)从(cong)亚(ya)太(tai)I(I)I(I)R(R)转(zhuan)星(xing)至(zhi)中(zhong)星(xing)9(9)号(hao)，(，)标(biao)志(zhi)着(zhe)中(zhong)国(guo)直(zhi)播(bo)卫(wei)星(xing)业(ye)务(wu)正(zheng)式(shi)开(kai)通(tong)。(。)