首页
登录
职称英语
According to the passage, compared to 3G mobile phones, the second-generation ph
According to the passage, compared to 3G mobile phones, the second-generation ph
游客
2023-10-09
36
管理
问题
According to the passage, compared to 3G mobile phones, the second-generation phones ______. [br] "The double-blind laboratory tests" means ______.
选项
A、nobody taking part in the test knows if the 3G base station is transmitting signals
B、only the subjects in the test know if the 3G base station is transmitting signals
C、no researchers know if the 3G base station is transmitting signals
D、everyone in the test knows if the 3G base station is transmitting signals
答案
A
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3085046.html
相关试题推荐
Night-shiftworkersarethosewho_________.[br]Accordingtothepassage,some
Thefollowingisamenuofamobile(移动的)phone.Afterreadingit,youarerequir
Thefollowingisamenuofamobile(移动的)phone.Afterreadingit,youarerequir
Accordingtotheadvertisement,$99istherateofferedfor______.[br]Thepu
Accordingtotheadvertisement,$99istherateofferedfor______.[br]Theca
Themainpurposeofthepassageistoshow______.[br]Theauthorcomparedthe
Themainpurposeofthepassageistoshow______.[br]Howhasthejobofthes
Themainpurposeofthepassageistoshow______.[br]WhoareMrs.SmithandM
Themainpurposeofthepassageistoshow______.[br]Itisapitythatthere
Accordingtothepassage,itisveryunlikelythatanAmericanhospitalisowned
随机试题
Thenatureoflanguageisthenatureofhumanthoughtandhumanaction,for
In70C.E.theRomanarmyinvadedJerusalemandexpelledtheJewsfromJudea
(1)Theopeningandclosingofdoorsarethemostsignificantactionsofman’
Chinahasoutlinedanewapproachtoforeigninvestment,withplannerssayin
以下关于信息安全的叙述,不正确的是( )。A.SYN洪水攻击通过发送大量TCP
A.12kN,拉杆 B.16kN,拉杆 C.20kN,拉杆 D.24kN,
当班集体涣散,课堂秩序混乱,人际关系紧张时,能有效地控制局面,使课堂活动走上正常
当前教师队伍中存在着以教谋私,热衷于“有偿家教”现象,这实际上违背了( )。A
烧结多孔砖孔洞垂直于大面,孔洞率不小于( )。A.10% B.25% C.1
在使用概算指标法编制设计概算时,若想直接套用概算指标编制概算,则拟建工程应在(
最新回复
(
0
)