我国牵头制定的两项高压直流开关设备领域国际标准发布|Av影音先锋

yayinchuxueshixuduorenzairichangshenghuozhongchangchangyudaodewenti，jinguanouerdeyayinchuxuebingbuyidingyiweizheyouyanzhongdejiankangwenti，dantaqueshishikouqiangjiankangdezhongyaoxinhao，zhideyinqizhongshi。shouxian，yayinchuxuedechangjianyuanyinzhiyishiyazhouyan。yazhouyanshiyizhongyouxijunganranyinqidejibing，zhuyaobiaoxianweiyayinfayan、hongzhongyijichuxue。xuduorenzaishuayahuoyongxianqingjieshi，douhuifaxianyayinchuxue。yazhouyandexingchengtongchangyukouqiangweishengbuliangyouguan，yajunbanheyashidejileihuidaozhiyayindeganranheyanzheng。yinci，baochilianghaodekouqiangweishengxiguan，rudingqishuaya、shiyongyaxianheshukoushui，keyiyouxiaoyufangyayinchuxue。qici，quefaweishengsuCyeshidaozhiyayinchuxuedeyigeyuanyin。weishengsuCzaitineiqizhezhongyaodezuoyong，nenggoucujinjiaoyuandanbaideshengcheng，weihuyayindejiankang。zaishiwuzhongsherubuzuhuozhechangqiyinshibujunheng，rongyidaozhiweishengsuCquefa，congerchuxianyayinchuxue、zhongzhangdengwenti。yinci，shidangzengjiaxinxianshuiguoheshucaidesheru，youqishifuhanweishengsuCdeshiwuruganjulei、caomeihexihongshideng，youzhuyuweichiyayindejiankang。ciwai，mouxiejibingheyaowuyekenengdaozhiyayinchuxue。liru，tangniaobinghuanzheyouyuxuetangkongzhibujia，rongyichuxiankouqiangjiankangwenti，baokuoyayinyan。tongshi，shiyongkangningxueyaowu、jisuleiyaowudengyekenengdaozhiyayinchuxuedexian牙(ya)龈(yin)出(chu)血(xue)是(shi)许(xu)多(duo)人(ren)在(zai)日(ri)常(chang)生(sheng)活(huo)中(zhong)常(chang)常(chang)遇(yu)到(dao)的(de)问(wen)题(ti)，(，)尽(jin)管(guan)偶(ou)尔(er)的(de)牙(ya)龈(yin)出(chu)血(xue)并(bing)不(bu)一(yi)定(ding)意(yi)味(wei)着(zhe)有(you)严(yan)重(zhong)的(de)健(jian)康(kang)问(wen)题(ti)，(，)但(dan)它(ta)确(que)实(shi)是(shi)口(kou)腔(qiang)健(jian)康(kang)的(de)重(zhong)要(yao)信(xin)号(hao)，(，)值(zhi)得(de)引(yin)起(qi)重(zhong)视(shi)。(。)首(shou)先(xian)，(，)牙(ya)龈(yin)出(chu)血(xue)的(de)常(chang)见(jian)原(yuan)因(yin)之(zhi)一(yi)是(shi)牙(ya)周(zhou)炎(yan)。(。)牙(ya)周(zhou)炎(yan)是(shi)一(yi)种(zhong)由(you)细(xi)菌(jun)感(gan)染(ran)引(yin)起(qi)的(de)疾(ji)病(bing)，(，)主(zhu)要(yao)表(biao)现(xian)为(wei)牙(ya)龈(yin)发(fa)炎(yan)、(、)红(hong)肿(zhong)以(yi)及(ji)出(chu)血(xue)。(。)许(xu)多(duo)人(ren)在(zai)刷(shua)牙(ya)或(huo)用(yong)线(xian)清(qing)洁(jie)时(shi)，(，)都(dou)会(hui)发(fa)现(xian)牙(ya)龈(yin)出(chu)血(xue)。(。)牙(ya)周(zhou)炎(yan)的(de)形(xing)成(cheng)通(tong)常(chang)与(yu)口(kou)腔(qiang)卫(wei)生(sheng)不(bu)良(liang)有(you)关(guan)，(，)牙(ya)菌(jun)斑(ban)和(he)牙(ya)石(shi)的(de)积(ji)累(lei)会(hui)导(dao)致(zhi)牙(ya)龈(yin)的(de)感(gan)染(ran)和(he)炎(yan)症(zheng)。(。)因(yin)此(ci)，(，)保(bao)持(chi)良(liang)好(hao)的(de)口(kou)腔(qiang)卫(wei)生(sheng)习(xi)惯(guan)，(，)如(ru)定(ding)期(qi)刷(shua)牙(ya)、(、)使(shi)用(yong)牙(ya)线(xian)和(he)漱(shu)口(kou)水(shui)，(，)可(ke)以(yi)有(you)效(xiao)预(yu)防(fang)牙(ya)龈(yin)出(chu)血(xue)。(。)其(qi)次(ci)，(，)缺(que)乏(fa)维(wei)生(sheng)素(su)C(C)也(ye)是(shi)导(dao)致(zhi)牙(ya)龈(yin)出(chu)血(xue)的(de)一(yi)个(ge)原(yuan)因(yin)。(。)维(wei)生(sheng)素(su)C(C)在(zai)体(ti)内(nei)起(qi)着(zhe)重(zhong)要(yao)的(de)作(zuo)用(yong)，(，)能(neng)够(gou)促(cu)进(jin)胶(jiao)原(yuan)蛋(dan)白(bai)的(de)生(sheng)成(cheng)，(，)维(wei)护(hu)牙(ya)龈(yin)的(de)健(jian)康(kang)。(。)在(zai)食(shi)物(wu)中(zhong)摄(she)入(ru)不(bu)足(zu)或(huo)者(zhe)长(chang)期(qi)饮(yin)食(shi)不(bu)均(jun)衡(heng)，(，)容(rong)易(yi)导(dao)致(zhi)维(wei)生(sheng)素(su)C(C)缺(que)乏(fa)，(，)从(cong)而(er)出(chu)现(xian)牙(ya)龈(yin)出(chu)血(xue)、(、)肿(zhong)胀(zhang)等(deng)问(wen)题(ti)。(。)因(yin)此(ci)，(，)适(shi)当(dang)增(zeng)加(jia)新(xin)鲜(xian)水(shui)果(guo)和(he)蔬(shu)菜(cai)的(de)摄(she)入(ru)，(，)尤(you)其(qi)是(shi)富(fu)含(han)维(wei)生(sheng)素(su)C(C)的(de)食(shi)物(wu)如(ru)柑(gan)橘(ju)类(lei)、(、)草(cao)莓(mei)和(he)西(xi)红(hong)柿(shi)等(deng)，(，)有(you)助(zhu)于(yu)维(wei)持(chi)牙(ya)龈(yin)的(de)健(jian)康(kang)。(。)此(ci)外(wai)，(，)某(mou)些(xie)疾(ji)病(bing)和(he)药(yao)物(wu)也(ye)可(ke)能(neng)导(dao)致(zhi)牙(ya)龈(yin)出(chu)血(xue)。(。)例(li)如(ru)，(，)糖(tang)尿(niao)病(bing)患(huan)者(zhe)由(you)于(yu)血(xue)糖(tang)控(kong)制(zhi)不(bu)佳(jia)，(，)容(rong)易(yi)出(chu)现(xian)口(kou)腔(qiang)健(jian)康(kang)问(wen)题(ti)，(，)包(bao)括(kuo)牙(ya)龈(yin)炎(yan)。(。)同(tong)时(shi)，(，)使(shi)用(yong)抗(kang)凝(ning)血(xue)药(yao)物(wu)、(、)激(ji)素(su)类(lei)药(yao)物(wu)等(deng)也(ye)可(ke)能(neng)导(dao)致(zhi)牙(ya)龈(yin)出(chu)血(xue)的(de)现(xian)