题目内容

【C7】

A. obviously
B. definitely
C. specifically
D. particularly

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某一室内低压蒸汽供暖系统，最不利管段长度为180m．若控制每米总压力损失(比压降)为100Pa/m，则锅炉运行表压力应为()KPa。

A. 20
B. 30
C. 24
D. 35

A．Terrible.B．Shocking.C．unforgettable.D．Cherished.

A. Terrible.
B. Shocking.
C. unforgettable.
D. Cherished.

【C4】

A. make
B. shape
C. set
D. form

【C8】

A. transferred
B. transformed
C. transmitted
D. transported