1) negative staining electron microscope
电镜负染
1.
Hong-gen-yu in Chongming county,with the methods of surveys in the fields,negative staining electron microscope and nucleic acid spot hybridization.
作者通过田间调查、电镜负染和核酸斑点杂交的方法,分析了崇明特产品种崇明香酥芋和崇明县主栽品种浙江红梗芋芋花叶病毒病(Dasheenmosaicvirus,DMV)的发病情况,初步推断崇明县境内芋艿已被芋花叶病毒侵染,并探讨了用茎尖分生组织培养生产脱除DMV种苗的必要性。
2) negative-staining TEM
负染色电镜
3) staining electron microscopy
染色-电镜
4) negative staining
负染
1.
Purification and electron microscopy observation after negative staining of duck plague virus;
鸭瘟病毒的纯化及电镜负染形态观察
2.
The virion was found by electron microscope in negative staining tissue and ultrathin sections of the diseased shrimp.
本文报导了用负染法对１９９４年辽宁地区中国对虾大量死亡之病原病毒的检测结果，同时进行超薄切片证实。
5) negative charge control dyes
负电荷调节剂用染料
6) minus lens
负透镜
1.
On the occasion of laser measuring device, o r any laser measuring unit , is attached with minus lens, as the paper disserted, the device size in length can be reduced, measuring range can be enlarged and accuracy in measurement can be raised.
论述了在激光测量仪 (或测量装置 )上装负透镜 ,可减小仪器的长度尺寸、扩大仪器的测量范围、提高测量精度等问题 ,所研究的问题对激光衍射测量仪的研制具有实际指导意义。
2.
This paper introduces the measurement principle and method of small-hole diameter by laser, minus lens, and digital caliber rule, besides it has carried out the contrastive measurement by laser and universal tool microscope.
介绍用激光、负透镜和数显卡尺测量微小孔径的测量原理、测量方法，并用激光和万能工具显微镜对小孔孔径进行了对比测量。
补充资料：电负性取代基
分子式：
CAS号：
性质：指电负性强的取代基，如—F，—Cl，—Br，—CN，—NO2等基团。
CAS号：
性质：指电负性强的取代基，如—F，—Cl，—Br，—CN，—NO2等基团。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条