查询词典 rock-firm

The mechanism of energy accumulation and dissipation of rock masses during loading is analyzed to establish the qualitative and quantitative relations between the composition and texture and the burst potential of rock masses of coal-bearing formation.

煤岩体的冲击倾向性是发生冲击地压的固有属性和必要条件，且影响煤岩体冲击倾向性的因素很多；而煤岩体的物质成分、岩性组构是煤岩体的内在属性，是决定煤岩冲击倾向性的内在因素。

Based on the rock type of coal-bearing formation ,the key factors to control rock mechanics properties ,such as lithological characters ,in-situ stresses, and moisture, are systematically analyzed.

基于含煤岩系主要岩石类型，系统分析了决定岩石力学性质的主要控制因素如岩性、地应力和水，探讨了不同岩性岩石在不同侧压和不同含水条件下的力学特征，分别建立了含煤岩系岩石力学性质与岩性、地应力和水等主要控制因素之间的定量关系。

From the angle of the connection between the conciousness of life and primitive rock carvings , this thesis synthesize multi-subject just aims to explore how primitive rock carvings is ever so often influenced by the conciousness.

本文从生命意识与原始岩画艺术关系的角度，运用多学科交叉综合运用的方法探讨和分析中国岩画在原始时代自然崇拜——图腾崇拜——祖先崇拜这数千年历史演进过程中，生命精神的流动对岩画艺术观念和岩画艺术表现的制约作用，及对后世中国画创作的影响。

From the angle of the connection between the conciousness of life and primitive rock carvings, this thesis synthesize multi-subject just aims to explore how primitive rock carvings is ever so often influenced by the conciousness...

通过文中论述，可得出结论，中国岩画艺术乃是由生命意识的历史演进建构起来的形象世界。正是由于这种生生不息的生命意识作为灵魂，原始岩画艺术虽为逝去时代的艺术，至今却仍以其永恒无尽的魅力保持着鲜活的生命力。

The root inducation rate is 100% on the cotton, pearl rock and agar medium, but the number of root induced is maximum. The average number is 5.47. The young root possess many multistage branchs. The transplant effect also showed pearl rock is ideal substitute for agar.

珍珠岩、琼脂和脱脂棉的生根率都达到100％，生根数以珍珠岩最高，平均5.47条，幼根具多级分枝，试管苗移栽也表明，珍珠岩在地灵试管生根中是琼脂的理想替代物。

Exquisite stalactite cave, stalagmites,石幔, stone shield silver, beautiful, especially that of the goose Jingying translucent tubes, sticks of rock curly, white transparent crystal stone, stone flower long-haired, wearing a rock formed a unique the four characteristics of high value ornamental and scientific research.

洞内精美的石钟乳、石笋、石幔、石盾琳琅满目，美不胜收，特别是那晶莹透亮的鹅管、卷曲的石枝、雪白透明的水晶石、石头开花长毛，形成了穿山岩独有的四大特色，具有很高的观赏和科研价值。

D net work numerical modeling technique for discontinuities of rock mass is a new technique developed recently, which can be a very important basic work to evaluate the stability and geometric parameters for engineering design in jointed rock mass.

岩体随机不连续面三维网络数值模拟技术是近年来逐步发展起来的一项新技术，该技术对坚硬块状节理化岩体的稳定性评价，及岩土工程设计几何参数的获取是一项重要的基础工作。

In this paper, a simple method and procedure is given by which cone radius, journal angle, diameter and leg datum point size of a rock bit can be calculated respectively according to geometric relations of rock bit structure parameters.

本文给出一种根据牙轮钻头结构参数间的几何关系分别计算牙轮半径，牙爪轴倾角，牙掌基准尺寸，牙轮背锥角和钻头直径的方法及程序。

Once deep-buried long tunnel is constructed in soft rock under high crustal stress, rheology of soft rock is an outstanding engineering geology problem.

：在高地应力环境下的软弱围岩中修建深埋长隧道，软弱围岩流变一是个突出的工程地质问题。

Once deep-buried long tunnel is constructed in soft rock under high crustal stress,rheology of soft rock is an outstandingengineering geology problem.

在高地应力环境下的软弱国岩中修建深埋长隧道，软弱围岩流变一是个突出的工程地质问题。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。