公司设计的裂解炉,当汽包液位超高时,锅炉给水供水电磁阀自动关闭,这属于紧急切断装置对裂解炉汽包的保护,防止汽包超压。
1、正确错误
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0wing____unusualshortageofstock,thisofferismade,subjecttothegoodsbeingunsold.
Wecannot_____presententertainanyfreshordersforYoungerBrandMen'sShirts.()
Oneofourclientsis______themarket______Men’sShirts.
Toaworker,________fromthepointofviewofsocietyisnecessarylaborisfromhisownpointofviewvoluntaryplay.
ltisoursincerehopethatyouwilldirectyourefforts__thepromotionofthisnewproductinyourmarket__ourmutualbenefit.
