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- To prevent breaking in piping work,you should hold pipe with a distance between two hands over the minimum allowable holding length and bend it in the minimum allowable bending diameter specifide by type of pipe. 为了使弯曲后的管子不被折曲需要根据产品种类两手握的距离最少要超过两手距离，弯曲时的直径要超过最小弯曲直径。
- Pipe should be bent out as the dumbbell shape if the width space for piping is shorter than mininum bending diameter. 布管幅宽小于最小直径时要作成哑铃形。
- The stream takes a sudden bend to the east. 小溪突然转向东流。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- She bend over backwards to show it. 她拼命把他显露出来。
- They refused to bend to the hijackers' demands. 他们拒绝屈从于劫机者的要求。
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- Don't bend the wires down, it'll break them. 不要弯折那些线，会弄坏它们的。
- That sharp bend is a death-trap for motorists. 那个急转弯是开汽车的人的死亡陷阱。
- Soon the truck come into sight around a bend and on an upgrade. 不一会卡车就出现在一个拐弯和上坡处。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- Measure the diameter of this circle. 量一下这圆的直径。
- We must gauge the diameter of wire first. 我们必须先测量电线的直径。
- A right-angled bend in a pipe or conduit; an elbow. 直角弯，肘导管或管道中的直角弯; 肘
- Bend a piece of iron into a horseshoe. 把一块铁弯曲成马蹄形。
- It's dangerous to overtake on a bend. 在转弯处超车十分危险。
- One of the runners got boxed in on the final bend. 一个赛跑者在转最后一弯时被人挡住了。
- A tube with a very small internal diameter. 毛细管一根内径十分细小的管子
- Ease down: there's a sharp bend ahead. 慢一点儿，前面有个急转弯。
- Her behavior really drives me round the bend. 她的举动真令我受不了。
