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- open head drum 大口桶
- It points out that the position of the maximum strain, stress and tension is at first group trough type roller, not at passing poion of pulley if the head drum works as pulley. 指出在头部滚筒作为驱动滚筒的布置系统中，胶带最大应变、力及张力位置不在驱动滚筒相遇点，而在过渡段第一组槽形托辊处。
- Banging on the head drum, shaking like a mad bull, 猛敲头鼓,疯狂的摇摆
- FPM-type have features of small opening head that a little higher than 0.06m because density of the gate body is a bit larger than water. FPM型门体在水中比重稍大于水，开启水头极小（重力抵消后约0.;06m水头）。
- Openings for filling, emptying and venting in the bodies or heads of non-removable head drums shall not exceed 7 cm in diameter. 非活动盖钢桶桶身或桶盖上用于装货、倒空和通风的开口，其直径不得超过7厘米。
- The membrane stretched over the open end of a drum. 鼓面绷在鼓开口端的膜
- Pea pods burst open when overripe. 豌豆过熟就会爆裂。
- Open tender for purchasing power transformer. 公开招标购买电力运输设备。
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- Thank you. How long will this offer be open? 谢谢。这个报价的有效期多长？
- Open the shutter and see what the weather is like. 打开百叶窗，看看外面的天气如何。
- The fresh air blew in from the open window. 新鲜空气从开着的窗户吹进来。
- The shop is open from this day onwards. 该店从今天起开始营业。
- Please open a window to allow the air to circulate. 打开窗子让空气流通。
- This drawer is too tight for me to open it. 这抽屉太紧了，我打不开。
- General specification of video head drum assembly for VHS video cassette recorder GB/T16519-1996vhs录像机磁头鼓组件通用技术条件
- You may open a current account at a bank. 你可以在银行开立一个活期帐户。
- I asked the man opposite if he would open the door. 我问对面的人他愿意不愿意开门。
- She contributed to the fund with an open heart. 她向基金会捐款，慷慨解囊。
- General specification of video head drum assembly for U-matic video cassette recorder U型录像机磁头鼓组件通用技术条件
