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- Other taper degree,bit diameter and flushing hole are available upon request by Customers. 注：尾孔锥度、大径及水孔可以根据用户具体情况制定。
- It also discusses the problems such as striping away the protector, changing the shape of the vice flushing hole, altering the degree of the hook angle and the arrangement of the cutting prongs. 针对三翼钻头在硬粘土地层的钻进所遇到的问题提出了改进措施,对去掉护圈、改变副吸渣口形状,调整前角角度、切削齿的排列等问题进行了探讨,基本解决了三翼钻头易糊钻、钻速缓慢的两大难题。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- The child has picked a hole in his new jumper. 孩子的新毛衣上勾了一个洞。
- She shows a flush of joy at his coming. 对他的到来她表现出一阵兴奋。
- Stick your hand in and see what's in the hole. 把手伸进去，看看洞里有什么。
- The dog skins through the small hole in the wall. 那条狗勉强钻过小小的墙洞。
- The door fits flush into its frame. 门正好与门框紧密吻合。
- The men in the hole sent up for more equipment. 在洞穴中的人们向上面要求再给他们一些设备。
- The maid gave the floor a flush. 女佣冲洗了地板。
- The mice have nibbled a hole in the cheese. 老鼠在奶酪上啃出了一个洞。
- He is killed in an accident in the first flush of manhood. 他正当盛年时在一次事故中丧生。
- I saw a rabbit dive into its hole. 我看见一只兔子钻进洞。
- She poked her finger into the hole. 她把手指插入孔中。
- Their dog bit a hole in my trousers. 他们的狗把我的裤子咬了个窟窿。
- Rivers flush with the spring rains. 因春雨而上涨的河水
- He knocked a big hole in the wall. 他把墙撞出了一个大洞。
- The security forces say they will flush out all the troublemakers. 保安人员说他们一定把所有捣乱分子清出来。
