某进口设备按人民币计算,离岸价为2000万元,到岸价为 2100万元,银行手续费为 10万元,进口关税为210万元,消费税为零 , 增值税税率为 17%, 则其增值税额为()
A. 377.4
B. 357.7
C. 394.4
D. 392.7
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下列各项有关井巷施工期间常见的事故的说法不正确的是()。
A. 冒顶片帮事故,井巷掘进引起应力的重新分布,造成顶板和周帮的岩石发生变形破坏而冒落的事故即为冒顶片帮事故。冒落的部位在苍道的顶部为冒顶,冒落部位在巷道的两帮就叫片帮。顶板冒落事故主要发生在掘进工作面、巷道开岔或贯通处、大断面硐室和破碎带等
B. 水灾事故,井巷施工期间的水灾事故根据水源不同可分为外因水灾和内因水灾。在井内地下水涌出而发生的水灾称为内因水灾。由于井外人员等的操作失误而使井内发生外因水灾
C. 火灾事故,井巷施工期间的火灾事故根据火源不同也可以分为外因火灾和内因火灾。如违章使用明火、电气设备火灾或机械摩擦产生摩擦热和摩擦火花,瓦斯和煤尘爆炸均可能引发外因火灾。煤炭或含硫矿体因氧化而产生热量,可能导致煤炭自燃发火,形成内因火灾
D. 瓦斯煤尘事故,它一般可能在井筒揭开岩层、煤层时或掘进采区巷道时发生。井巷施工期间的瓦斯煤尘事故主要有煤(岩)与瓦斯(二氧化碳)突出、瓦斯(煤尘)爆炸和瓦斯燃烧事故
【B3】
A. arguing
B. discussing
C. communicating
D. putting
是指对自然地理要素或者地表人工设施的形状、大小、空间位置及其属性等进行测定、采集、表述以及对获取的数据、信息、成果进行处理和提供的活动。
A. 测量
B. 测定
C. 测绘
D. 绘图
听力原文:W: My car wouldn't start in the afternoon. And it stopped many times on the way.
M: How old is your battery?
W: It's quite new. I changed it three weeks ago.
M: Then would you leave your car and keys here? I'll cheek it tomorrow.
W: Can you make it a bit sooner?
M: Sorry, Miss. We've had many cars here. There is nothing I can do.
W: How much does it cost just to check?
M: Well, it is $7 an hour.
W: OK, I'll call again tomorrow.
What's wrong with that car?
A. It was broken.
B. It stopped on the way for many days.
C. It didn't start.