upset block的意思|示意

"We're just upset," she said. "It was careless. It could have been prevented." so senseless, she said, because Block had loved his daughter so dearly.

“我们只是感到难过，”她说。“这是不小心造成的。这事本来可以避免。”太无谓了，她说，因为布洛克深爱着女儿。

The portable sampler is used in soil investigation. It is made of a frame of aluminum alloy, a spiral anchorage block, an upset by chain driver, and a turn by bevel gear, etc.

便携软层取样器用于土层勘察取样，主要由铝合金机架、螺旋式地锚、链传动加压及伞齿轮回转等部件组成。