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【多选题】
言谈作为一门艺术，也是个人礼仪的一个重要组成部分.谈话的姿势往往反映出一个人的性格、修养和文明素质。所以，交谈时，首先双方要（）A.
互相正视、互相倾听
B.
不能东张西望、看书看报
C.
面带倦容、哈欠连天
D.
心不在焉、傲慢无理
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皮皮学刷刷变学霸
举一反三
【单选题】Sludge may form in the crankcase of an air conditioning compressor as a result of ______.
A.
bubbling refrigerant
B.
overheating and oxidation
C.
lowered operating temperatures
D.
reducing the cloud or floc point
【单选题】一般来讲，短期贷款到期( )之前、中长期贷款到期( )之前，贷后管理人员应向借款人发送还本付息通知单以督促借款人筹备资金按时足额还本付息。
A.
1周一个月;
B.
1天 半个月;
C.
三天 1周;
D.
三天 一个月
【单选题】The lengthening of a crack formed in the shell plating of a ship may be prevented by _____.
A.
welding brackets across both ends of the crack
B.
chipping out and slot welding the entire crack
C.
drilling a hole at each end of the crack
D.
cutting a square notch at each end of the crack
【单选题】Which harmful consequence may be the result of lube oil sludge accumulation? .
A.
Clogged oil pump suction screens
B.
Increased oil operating temperatures
C.
Sticking piston rings
D.
All of the above
【单选题】In both FPP and MMP systems government may not be formed based on a majority voter mandate.
A.
真
B.
假
C.
NOT GIVEN
【简答题】短期贷款到期后本、息
【单选题】Sludge may form. in the lubricating oil crankcase of a reciprocating air conditioning compressor as a result of ______.
A.
wax precipitation in the lube oil
B.
contamination by dust, scale, or moisture
C.
refrigerant bubbles in the lube oil
D.
refrigerant reducing the lube oil viscosity
【单选题】Sludge may be formed in the oil in the crankcase of a reciprocating air conditioning compressor as a result of_____.
A.
refrigerant bubbles in the Iube oil
B.
refrigerant reducing the lube oil viscosity
C.
oxidation of the lube oil from overheating
D.
reducing the floc or cloud point of the oil
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