查询词典 pitch ratio

But some problems of designing including failure model of soils, the design of shape of screw piles, the computation of ultimate load for single screw pile or screw pile group, the reasonable ratio of diameter of lamina to pitch of screws or the distance of laminas were seldom researched.

但目前对于极限荷载条件下螺旋桩基础的地基破坏模式、桩型设计、单桩和群桩极限承载力的计算，以及合理的螺距与叶片直径比等问题的研究尚少，有待进一步完善。

Sequentially the effect of the simplified modeling could be compensated by optimizing bandwidth ratio of pitch and roll loop.

其造成的影响可以通过俯仰通道与滚转通道带宽比的优化设计来补偿。

Results indicate that the mass ratio of mesophase pitch to fiber had a great impact on conductivity and microstructure of the composites.

结果表明：中间相沥青与纤维质量配比对材料的导热、导电性能以及微晶参数有很大影响。

The power coefficient expression of tip-speed ratio and pitch angle was deduced according to wind turbine aerodynamics.

风轮机的空气动力特性决定发电机的控制指标和控制方式，是研究风力发电系统必须面对的问题。

The mass ratio of pitch coated magnesia to fused magnesia was 1?

沥青涂覆镁砂和电熔镁砂的质量比为 1 1。

Fixed axis wheel system can achieve a large transmission ratio, large-axis pitch, speed or change direction, it is widely used.

定轴轮系可以实现大的传动比、大的轴间距、变速或变向、故应用广泛。

Influences of related parameters on the irradiation intensity and uniformity along the object surface were analyzed, such as the arrangement (in-line or staggered and the distance between tubes), the distance between the object and the burn, the tube pitch and the ratio of tubes length to radius.

利用蒙特卡罗法中的辐射分配因子计算并分析了相关参数，例如管束布置、加热距离、管间距及管长与半径比等对被加热物体表面辐照度均匀性的影响。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。