您要查找的是不是：
- Air driven hollow DTH hammer is applied,along with a set of dual wall drilling pipe and a specially designed reverse circulation bit,to conduct continuous coring reverse circulation drilling. 气动贯通式潜孔锤与双壁钻杆及专门研制的反循环钻头 (获国家发明专利 )配套使用 ,可实现反循环连续取心 (样 )钻进新工艺 ,连续获取的岩样采取率高 ,品质好 ,代表性强。
- Keywords hollow DTH hammer;reverse circulation bit;dual drilling pipe;continuous sampling;benefit; 贯通式潜孔锤;反循环钻头;双壁钻杆;连续采样;效益;
- Our team beat them hollow by four clear goals. 我们队以净胜4分彻底击败了他们。
- The bell, when struck, gave forth a hollow sound. 敲这钟时发出一种闷哑的声音。
- His protests on human rights sound hollow. 他就人权问题提出的抗议听来很空洞。
- A round hollow in a hillside; a cirque. 盆地山区中的圆的洼地
- hollow DTH 贯通式潜孔锤
- She held the small bird in the hollow of her hand. 她把那小鸟握在掌心里。
- Let's have a picnic down in the hollow. 咱们到下面的山谷去野餐吧。
- We heard a hollow boom of thunder. 我们听到低沈的隆隆雷声。
- These chocolate eggs are all hollow. 这些巧克力蛋都是空心的。
- I played Max at chess yesterday and beat him hollow. 昨天我跟麦克斯下棋，杀得他一败涂地。
- We filled the hollow in the drive. 我们把车道上的坑填平了。
- Her hollow laugh betrayed her contempt for the idea. 她的大笑显示了她对此观点的蔑视
- This tree looks high and strong but actually its trunk is hollow. 这棵树看起来又高又壮，实际上树干是空的。
- The hollow under the upper part of the arm at the shoulder. 腋上肢和肩膀连接处下面呈窝状的部位
- The piston is an important part of high air-pressure DTH hammer. 活塞是高风压潜孔冲击器中最重要的零件。
- This tree has been eaten hollow by worms. 这棵树被虫子蛀空了。
- Basically a precipitator is a large hollow box. 一台除尘器基本上是一个大空箱。
- Cups, bowls and pots are typical hollow ware. 杯子、碗和壶都是典型的凹形器皿。
