高压储罐容积利用系数
参考答案:φ=VPo/(VcP)=(P-PC./P,它是指高压储气罐的最高工作压力与最低允许压力之差与最高工作压力之比值。
反映企业一定期间生产经营成果的会计报表是( )。
A.资产负债表
B.利润表
C.利润分配表
D.现金流量表
What is the primary disadvantage of a permanent chain chaser system?()
A.It requires anchor handling boats with more horsepower
B.Chain chasers work in shallow water only
C.Chain chasers will not work with piggyback anchors
D.It takes longer to deploy anchors using chain chasers