其他站线双头及鱼尾形夹板中央裂纹(中间两螺栓上范围内)超过(),应及时
A.llmm
B.12mm
C.15mm
D.17mm
参考答案:C
(2013·哈尔滨四校高三统一检测)—Can I pay the bill by check?
—Sorry, Sir. According to the rules of our hotel, the payment ________ be made in cash.
A.shall
B.need
C.will
D.can
使用测深钢卷尺验收5#汽车罐车油品,测得尺带对准计量口上沿基准点读数为570mm,尺带浸没点为163mm,求收油量。