巡视高压母线时,除一般项目和要求外,还要注意()。
A. 多股线应无松股
B. 硬母线应无断裂
C. 连接母线的设备线夹应完好,无松脱、断裂
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巡视避雷器时,除一般项目和要求外,还要注意()。
A. 各节连接应正直,整体无严重倾斜,均压环安装应水平
B. 放电记录器应完好
C. 带有检测装置的放电记录器泄露电流显示应正常
Complete each of the following statements with proper words or phrases.(请选择正确的词或词组填空)singletraffic rulesa unique viewlone rangerSimilarlya new generationhuman effortsfeel surprisedAs long asenergy-saving——————————————————————————————————————————1) Lu Yu, the author of the Classic of Tea, often walked around like a __________ .2) _________ you follow the news every day, you won’t lose touch with the time.3) There is__________ when all the staff members of the company join in the morning run.4) Our team is working on____________ of safer skateboards.5) The Mozi Satellite ( 墨子号卫星 ) is another success of______________.6) Now, a ___________ computer can work out all the data in a very short time.7) Whenever I see him, I cannot but______________ at his strange hair style.8) Do I have to remember all the ________________ to pass the driving test?9. ____________, America has both state and private schools.10. Let's take the subway instead of driving. It's ___________.
Ⅱ型单纯疱疹病毒(HSV-2)是引发生殖器疱疹的主要病原体,其表面含有多种糖蛋白,糖蛋白D(gD)参与病毒吸附宿主细胞,是主要的疫苗研发靶点。(1)请于SWISS-PROT数据库检索HSV-2 gD蛋白序列。(2)利用TMHMM工具预测HSV-2 gD蛋白跨膜区,请标明具体预测的氨基酸区域。
清洗模型时选用的酒精最好是?
A. 70%的医用酒精
B. 无水乙醇
C. 正丁醇
D. 浓度大于90%的工业酒精