In this paper, some models of interlock/grip rock block structure in rock mechanics are constructed, progress of block theory is introduced, and stability for block model is analyzed by means of updated DDA (discontinuous deformation analysis) method.
首次建立了岩石力学中的多种联锁咬合岩块结构模型，介绍了块体理论的进展，并采用改进的DDA（块体不连续变形分析）法对块体进行了稳定性分析。
articulator registration
咬架记当，咬合架记录
The condition of being worm-eaten.
虫咬状被虫咬过的状态
She has bitten her nails (down) to the quick.
她咬指甲（一直）咬到肉.
The dog bit the cat and the cat bit back.
狗咬了猫，猫回咬了一口。
"He's taken it, "he said.
“它咬饵啦，"他说。
The rooster chases and bites him.
公鸡会追他、咬他。
He gritted his teeth and dived into the cold water.
他咬咬牙，一头跳入冰冷的水里。
The alignment of the teeth of the upper and lower jaws when brought together.
咬合上下腭牙齿咬合时排成直线
The fish nibbled at/rose to/took/swallowed the bait.
那鱼轻咬[浮向/咬着了/吞下了]鱼饵.
Doctors say some kind of animal made the bites.
医生表示，那些咬痕是某种动物咬的。
He gritted his teeth and plunged into the cold weather.
他咬咬牙，冲向寒冷的天气。
The small red mark caused by a flea's bite.
蚤咬红斑由蚤咬引起的小红斑
To pierce the skin of with the teeth, fangs, or mouthparts.
咬破，撕裂用牙、齿或口器咬穿皮肤
The dog bit deeply into his arm.
狗咬了他的胳臂, 咬得很深.
The dog bit me but didn't break the skin.
那狗咬了我一口, 但是没有把皮咬破.
I was bitten by a dog! I was bitten by a big dog!
“我被狗咬了！我被一只大狗咬了
When the dog bit the cat, the cat bit him back
那狗咬猫时，猫也回咬了它。
The dog bit the cat and got bitten back.
狗咬了猫，又被猫回咬一口。