Li Ming can't recall when and where he lost his bag.

已知,求下列表达式的值： A&B A|B ~A A==B A>B

A、充分散瞳，祥查脱离区及裂孔处

B、让病人了解视网膜的防治措施

C、消除焦虑心情

D、配合手术

E、要求病人卧位使脱离区处于最低位置

A、法律法规

B、行业准则

C、市场惯例

D、操作常识

E、公司内部合规制度及政策等

A、眼压升高、视野缺损、视乳头杯/盘比大于0．6

B、视野缺损

C、视乳头杯/盘比大于0.6

D、房水流畅系数降低

E、眼压升高

A、是一种酸气，无色，具有微弱的气味。It is also an acid gas, colorless, with a faint odor.

B、通常只要对热值无太大影响时可不脱除CO2。Usually CO2 can not be removed as long as there is no significant effect on calorific value.

C、CO2与水在一定条件下形成水合物，并对井下以及集输设备产生腐蚀作用。CO2 and water form hydrate under certain conditions, and produce corrosion effect on underground and gathering and transportation equipment.

D、CO2用于注气驱油时可以提高采收率。CO2 can improve recovery when used for gas flooding.