首页
登录
职称英语
One reason human beings can thrive in all kinds of climates is that they c
One reason human beings can thrive in all kinds of climates is that they c
游客
2024-10-22
0
管理
问题
One reason human beings can thrive in all kinds of climates is that they can control the qualities of the air in the enclosed spaces in which they live. Air conditioning is the use of mechanical systems to 【C1】______ that control in such places 【C2】______ homes, offices, theaters, institutions, factories, airplanes, and automobiles. The most familiar type of air conditioning is summertime cooling., Although important, this is 【C3】______ one of several aspects of air conditioning. Other applications 【C4】______ the control of the humidity (or air moisture), cleanliness, circulation of the air, and heating.
Tests have 【C5】______ that people generally feel best 【C6】______ certain temperature, humidity, and air velocity conditions. Temperatures can 【C7】______ from 21.5°C with 70 percent relative humidity to 28°C with 30 percent relative humidity. Relative humidity is the 【C8】______ of moisture in the air 【C9】______ a specific temperature compared 【C10】______ the amount it could hold at that temperature. 【C11】______ air velocities range from 4.5 to 10.5 meters per minute. It is also desirable that an air conditioner 【C12】______ dust, pollen, smoke, and odors from the air.
In many industrial environments, air conditioning is essential. Most print shops, for example, 【C13】______ . constant humidity in order to control paper shrinkage and 【C14】______ the 【C15】______ operation in some processes. Libraries, especially ones With rare books, require air control to 【C16】______ the physical quality of their collections. Bakeries and the tobacco and cotton industries require high humidity 【C17】______ their products, and perishables such as fruits must be stored in cool, dry rooms. Some electronic components, drugs, and chemicals must be manufactured 【C18】______ the air is as free as possible 【C19】______ dust and other particles. Air conditioning is 【C20】______ in hospitals, especially in operating rooms. [br] 【C18】
选项
A、what
B、where
C、that
D、which
答案
B
解析
题型:语法题(状语从句)。句意丸有些电子元件、药物以及化学物质必须在没有灰尘和其他微粒的空气中生产。where强调地点所在。
转载请注明原文地址:https://tihaiku.com/zcyy/3811709.html
相关试题推荐
Likeotherformsoflifeonthisplanet,humanbeingsfaceabasictask:to
Ifyouarelookingforaqualityeducationatareasonableprice,considerState
Likeotherformsoflifeonthisplanet,humanbeingsfaceabasictask:to
Themainreasonforthespreadingofthediseaseisn’tsomuchafallinliving
Onereasonhumanbeingscanthriveinallkindsofclimatesisthattheyc
Onereasonhumanbeingscanthriveinallkindsofclimatesisthattheyc
Onereasonhumanbeingscanthriveinallkindsofclimatesisthattheyc
Onereasonhumanbeingscanthriveinallkindsofclimatesisthattheyc
Onereasonhumanbeingscanthriveinallkindsofclimatesisthattheyc
Onereasonhumanbeingscanthriveinallkindsofclimatesisthattheyc
随机试题
HetoldmethatI______bepresentattheceremony.A、couldB、wouldC、shouldD、m
[originaltext]TestsconductedattheUniversityofPennsylvania’sPsycholog
Evenahalf-heartedonlookercannothelpbutrealizethatinthisfast-pace
WherewillEXPO2004beheld?[br][originaltext]Anannualinternationalf
螺旋出渣机的优点是()。A.具有碎渣、出渣和水封炉膛等多种功能,有利环境卫生
内生肌酐清除率测定可反映()A.近端肾小管排泌功能 B.肾脏浓缩稀释功能
A.12 B.7 C.2 D.0
信息进入工作记忆就会持久保存。
关子劳动关系论中集体劳权的说法,错误的是( )。A.集体劳权主要包括团结权、集
根据《政府投资条例》政府投资资金安排方式包括()。A.直接投资 B.资本
最新回复
(
0
)