以企业价值最大化作为财务管理目标，有利于社会资源的合理配置。（)A．正确B．错误

使原油达到国家标准产品，含盐小于（）mg/L。

A.20

B.30

C.40

D.50

A．1

B．1.5

C．2

D．2.5

天然气的含尘量，国家标准规定The dust content of natural gas is stipulated by national standards： 生活用气：含尘量为1mg/m3，工业用气为4～6mg/m3。Natural gas compressor: dust content is less than 0.2 ~ 0.5mg/m3; The particle size of dust is less than 10 ~ 30 m. Some require dust content less than 0.05mg/m3 and maximum particle size less than 5m. 天然气压缩机：含尘量小于0.2～0.5mg/m3；含尘粒径小于10～30µm。有的要求含尘量小于0.05mg/m3，最大粒径不超过5µm。Natural gas compressor: dust content is less than 0.2 ~ 0.5mg/m3; The particle size of dust is less than 10 ~ 30 m. Some require dust content less than 0.05mg/m3 and maximum particle size less than 5m.

干熄焦吨焦气料比约（）m³/t焦，排焦温度小于200℃。

A．0.03%

B．0.04%

C．0.05%

D．0.06%

A．0.03%

B． 0.04%

C． 0.05%

D． 0.06%

A．50

B．100

C．150

D．200