石英

Thread; when exposed to a progressive sound wave its torque can measure velocity.

用''。'石英'。''线悬挂的光盘；当遇到前进的声波时它的扭矩可以测量速率。

A kind of multifunctional and environmental friendly powder putty has been prepared based on coal ash powder and ground calcium Carbonate and so on as fillers and dry emulsion powder and cement as binder, mixed with proper powder additives and other auxiliaries.

以乳胶粉、水泥为粘结料，粉煤灰、重质碳酸钙、石英砂等为填充料，配以适当的粉末状助剂，制得了一种粉末腻子；探讨了乳胶粉、纤维素醚、水泥、粉煤灰以及复合填料的用量对粉末腻子性能的影响，优化出较佳的粉末腻子配方；测试了粉末腻子的理化性能。

A: Quartz is almost pure SiO2, while pyrex is SiO2 with trace amounts of other elements.

石英玻璃的成分几乎是纯二氧化硅（ SiO2），而派热克斯玻璃是二氧化硅与其它微量元素（ Ca， K， B 等）。

The light source was 1000W Hg and Hg lamps. The photoreactors were made of PYREX glass and quartz.

实验用光源为1000W的Hg或Hg灯，而以PYREX或石英作为反应器材质。

Precipitation of quartz and such sulfides as pyrite are the most direct reasons causing this kind of mineralization.

黄铁矿等硫化物和石英的沉淀是导致本类矿床成矿的最直接原因。

The analysis by XRD spectrum discriminate that the magnetite, Haematite, pyrrhotite and quartz from samples are found at site6 of adjacent to steel-making furnace, supporting the conclusions from magnetic measurements.

与石英相比，磁铁矿、赤铁矿和磁黄铁矿含量的强度较弱，这与前文中提及的气溶胶浓度与主要反映亚铁磁性矿物的磁性参数呈弱负相关的结论是相符的。

A method for quartz rate sensor using digital correlation detection is proposed to improve the performance of QRS.

为提高石英角速率传感器的测量性能，提出了基于数字相关检测技术的QRS信号解调方案。

The guardian found a quarte rly quart of quartz in the safeg uard.

监护人在安全装置内找到了四分之一夸脱石英。

Quartz→quartern.

四分之一→四分之一的石英储藏量。。。

This is a Care Bear quartz wall clock.

这是一个负照顾石英挂钟。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。