首页
登录
职称英语
There is supposed to be a safety ________ which makes it impossible for trains t
There is supposed to be a safety ________ which makes it impossible for trains t
游客
2023-09-06
31
管理
问题
There is supposed to be a safety ________ which makes it impossible for trains to collide.
选项
A、appliance
B、accessory
C、machine
D、mechanism
答案
D
解析
A. appliance器具,电器,(独立而能单独使用的)小装置;B.accessory附件,配件,零件;C.machine机器;D.mechanism(复杂的、作为大机器上一部分的)机械装置。从以上辨析可见,D是正确答案。句意为:应该有一种安全装置使火车不能相撞。
转载请注明原文地址:https://tihaiku.com/zcyy/2990700.html
相关试题推荐
"Itisimpossiblethatoldprejudicesandhostilitiesshouldlongerexist,
"Itisimpossiblethatoldprejudicesandhostilitiesshouldlongerexist,
Everyoneinthefrontseatis_______________________(应该系好安全带).supposedtowea
Technologywassupposedtosetusfree,butinthecarindustryit’slockin
Itisimpossibletogiveanaccurate______ofcompanysales10yearsfromnow.A
Afterseveralnucleardisasters,a_________hasragedoverthesafetyofnuclea
Thefuelofthecontinentalmissileissupposedtobe________bythisdevice,A、
Thislinewascarryingequalnumberofeastboundandwestboundtrains,andthey
Thedirectionswereso______thatitwasimpossibletocompletetheassignment.A
Thetragedycouldhavebeen______ifthecrewhadfollowedsafetyprocedures.A、
随机试题
【S1】[br]【S5】D
Peoplebecomequiteillogicalwhentheytrytodecidewhatcanbeeatenand
关于组织精神的表述,不正确的是( )。A.一般是在组织的发展历程中自发形成的
根据顾客满意度测量模型,下列变量呈正相关关系的是()。A.顾客期望与顾客感知
Thechangeinthatvillagewasmiraculou
患者女,56岁。因宫颈癌行放射治疗,采用后装治疗机放置192铱进行治疗,出现腹痛
交流电流和交流电压回路、不同交流电压回路、交流和直流回路、强电和弱电回路、来自电
下面给定的是纸盒外表面的展开图,右边哪一项能由它折叠而成?请把它找出来。
(2021年真题)甲企业与乙承包商签订了设备维修合同,乙承包商派出.某周六凌晨,
男,48岁。因右胫骨平台骨折术后软组织感染1月余入院治疗。骨科主治医师王某建议进
最新回复
(
0
)