查询词典 ring in

The invention is characterized in that: the ultraviolet flame sensor comprises a uviol piece, a meshed anode which is arranged on the uviol piece, a cathode substrate glass piece, a photocathode which is arranged on the cathode substrate glass piece, a glass ring which is arranged between the cathode and the anode, a vacuum orifice which is arranged on the glass ring, a plastic packaged base which is arranged under the cathode substrate glass piece, a cathode and an anode lead which are adhered to the plastic packaged base and are respectively connected with the cathode and the anode, and a plastic casing which is arranged around the plastic packaged base, the glass ring and the glass piece.

其特征在于，其中包括：透紫玻璃片；网状阳极，该阳极层制作在透紫玻璃片上；阴极衬底玻璃片；光电阴极，该层制作在阴极衬底玻璃片上面；玻璃环，该玻璃环制作在阴极和阳极中间；抽真空口，该抽真空口制作在玻璃环上；塑封底座，该底座制作在阴极衬底玻璃片下面；阴极和阳极引出线，该引出线粘接在塑封底座上，分别与阴极和阳极相连接；塑料外壳，该外壳制作在塑封底座，玻璃环和玻璃片周围。

High correlation between tree ring-width dependable chronologies at different elevations of these sampling sites shows that the high-frequency changes among tree ring chronologies are consistent, but there is some diversity in the low-frequency changes of tree ring chronology.

不同海拔树轮宽度可靠年表间高频变化一致， 10 a滑动的高生长和低生长的不一致则反映了低频变化的差异。

The homocamptothecins with different substituted group in ring A and ring B can be obtained by the Friedlander condensation of the ring CDE with the acetals or 2-aminophenyl ketones.

以不同的缩醛与CDE环经Friedlander反应，可以得到A环上不同取代的高喜树碱类化合物，以缩酮或芳香酮反应，则可得到同时在A、B环取代的高喜树碱。

The influence law of feed rate of idle roll on the quality of end face of ring,axial width spread ratio,roll force,roll moment and metal flow characteristic in cold ring rolling process has been explored through the FEM numerical simulation of the ring with rectangular cross-section based on the elastic-plastic dynamic explicit FEM under the Abaqus software environment.

基于Abaqus/Explicit提供的显式动力学有限元算法，对矩形截面环件冷辗扩进行了有限元数值模拟，揭示了芯辊进给速度对环件冷辗扩过程中环件端面质量、轴向宽展率、辗扩力、辗扩力矩以及金属流动特性的影响规律，并从金属塑性成形原理和塑性加工力学等角度对这些规律进行了合理的解释，从而获得了进给速度对冷辗扩成形的影响规律，为环件冷辗扩在实际应用中进给速度的选择提供了依据，对揭示冷辗扩成形机理也具有十分重要的意义。

A front-back seal ring structure is adopted in the pump to prevent the liquid from leaking from the high-pressure area to the low-pressure area. The front seal ring is mounted on the pump body while the back seal ring mounted on the bearing body. They should be changed when they are so worn-out that they have an effect on the efficiency and self-priming performance of the pump after the operation for a long time.

泵内部防止液体由高压区向低压区泄漏的密封机构是前后密封环，前密封环装在泵体上，后密封环装在轴承体上，当泵经长期运转密封环磨损到一定程度，并影响到泵的效率和自吸性能时，应给予更换。

A front-back seal ring structure is adopted in the pump to prevent the liquid from leaking from the high-pressure area to the low-pressure area. The front seal ring is mounted on the pump body while the back seal ring mounted on the bearing body. They should be changed when they are so worn-out that they have an effect on the efficiencyself-priming performance of the pump after the operation for a long time.

泵内部防止液体由高压区向低压区泄漏的密封机构是前后密封环，前密封环装在泵体上，后密封环装在轴承体上，当泵经长期运转密封环磨损到一定程度，并影响到泵的效率和自吸性能时，应给予更换。

The two competitive reactions both consist of two steps, two reactants firstly form a three-membered ring intermediate (INT1) and a twisted four-membered ring intermediate (INT2), respectively, both of which are barrier-free exothermic reactions of 41.5 kJ/mol and 72.3 kJ/mol; then INT1 isomerizes to a four-membered ring product (P1) via transition state (TS1), and INT2 results in the chlorine-transfer product (P2) via transition state (TS2), with the barriers of 2.9 kJ/mol and 0.3 kJ/mol, respectively.

INT1和INT2分别经过渡态TS1和TS2异构化为了四元环产物P1和生成了氯迁移产物P2，其势垒分别为2.9和0.3 kJ/mol。

After crushed by hammer crusher, the big materials become small sizes ones and they are sent to storage bin by elevator. The electromagnetic vibrating feeder will send them to the middle of first dial evenly, the materials will be driven to the edge of dial by centrifugal force, and fall down into the ring and crushed and grinded by roller, then the materials will fall down into the second and third ring, and crushed and grinded. The high pressure centrifugal blower will inhale air from the outside and blow the materials which are grinded in the third ring to powder classifier.

大块物料经锤式破碎机破碎成小颗粒后由提升机送入储料仓，电磁振动给料机将物料均匀的送到上转盘的中部，物料在离心力的作用下散向圆周边，并落入磨环的滚道内被环辊冲压、滚碾、研磨而粉碎，物料经第一层粉碎后落入第二层及第三层，高压离心风机的抽吸作用将外部空气吸入机内，并经过第三层粉碎后的粗粉带入选粉机内。

In vortex ring zone, streamwise vorticity and vortex ring wrap together and interact each other. This interaction leads to the breaking of vortex ring.

在涡环区，流向涡和涡环相互缠绕，相互作用，导致涡环的空间失稳及最终破碎，涡环的破碎标志射流开始转捩进入湍流阶段。

Included in the complete filling of the following letter of component parts inside the part or all of the combination of: packing, packing gland, packing nuts, rings, packing spring, packing flange, packing flange stud or single-head bolt , packing flange nuts, packing ring, packing isolated loop, blankets isolation ring, BeIIev Sichuan e springs and anti-extrusion ring.

包括在完整的填料函组件里的是下列零部件的部分或全部的组合：填料、填料压盖、填料螺母、套环、填料弹簧、填料法兰、填料法兰双头螺栓或单头螺栓、填料法兰螺母、填料环、填料隔离圈环、毛毡隔离圈、BeIIev川e弹簧和抗挤压环。

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％。