The vacuum flask has the characteristics of good heat-insulating performance, firmness, duration, light weight, no poison, no odor, no deformation, no break, multiple functions, etc. 本水壶具有保温性能好、坚固耐用、重量轻、无毒、无味、不变形、不破碎、多功能等特点。
But while a spaceship must simply be sealed against the vacuum of space, a submersible must be able to bear extreme pressure if it is not to break up in deep water. 宇宙飞船仅需要对天空的真空密封,潜水器如果要在深水中不至于破裂,则必须能够承受巨大压力。
The disclosed valve acts as an integral diverter valve and vacuum break. 公开的阀起―一体的换向阀和真空断路器的作用。
Vacuum break hot has long insulation; the effect of exterior design cabinet and delicate, easy to carry, Wide edge for cleaning. 真空断热具有长时间保温之效果外观设计小巧精致,便于携带;宽大杯口便于清洗。
The statistical results show that the triple breaks vacuum interrupters in series have the lower breakdown probability compared with the single break one. 击穿统计特性试验研究表明,三断口真空灭弧室相比单断口真空灭弧室具有更低的击穿概率。
It is proposed that the technology of vacuum switch with multiple breaks is a reasonable choice for higher voltage level application, after solving the problems of synchronous as well as voltage distribution in every break. 认为在解决各断口均压分布及同步问题后,多断口真空开关技术是实现高电压等级真空开关的合理选择。
The research results show that the breakdown probability of vacuum extinction chamber with triple breaks is lower than that of vacuum extinction chamber model with single break, the testing data basically coincides with theoretical distribution curve. 研究表明,三断口真空灭弧室比单断口真空灭弧室具有更低的击穿概率,试验数据与理论分布曲线基本吻合。
The experimental model with single break and that with triple breaks are built up respectively, and a lot of impulse breakdown tests for vacuum extinction chamber model with single break and VCB model with triple break are conducted. 建立了三断口真空开关试验模型,对单断口真空灭弧室模型和三断口真空开关模型进行了大量的冲击击穿特性试验。
A automatic control device for switching the parallel compensation is developed Vacuum load break switches are used to switch the parallel compensation automatically 所研制的并联补偿自动控制装置,利用真空负荷开关自动投切并补装置
Overall, in the face of the vacuum and lack of legislation, judicial practice has made a breakthrough referee to break through the shackles of the concept of Law, and has received positive affirmation of the theoretical circles. 总体来看,面对立法的真空和匮乏,司法实践中已经出现了冲破概念法学束缚的突破性裁判,并且得到了理论界的积极肯定。
Research shows that when the interaction between Dirac fermions is strong enough, the Dirac fermions will acquire finite dynamic mass by vacuum condensations and break the original chiral symmetry contemporarily. 研究表明,当狄拉克费米子之间的相互作用足够强时,狄拉克费米子会通过真空凝聚而获得有限的质量,并同时破坏体系原来的手征对称性。
In fact, the key problem in vacuum laser acceleration is how to break down the symmetry between acceleration and deceleration so that the former becomes greater than the latter. 实际上,光场加速的关键是打破真空中加速和减速的对称。