查询词典 ring

A multi-end-pumped two-mirrors nonplanar ring laser with output on single point was demonstrated.

提出并实现了多点抽运、单点输出的双镜非平面环行激光器。

As there is no water gate across the ring-river and vertical-river, the application of synchronous conservancy would brought flow short circuit, the suggestion was made that nonsynchronous conservancy is more suitable at present.

但对于边引边排模式而言，前提是下在链河上设置闸门，形成引水直接入湖的人工导流条件，以避免现状条件下引水水量通过链河短路而不进入滴水湖。

Nonuniform wear is an important failure way for separating ring of tank.

表面非均匀磨损是分离环常见的失效形式。

Any of numerous small nonvenomous North American snakes with a yellow or orange ring around the neck.

北美洲众多的无毒小蛇，其颈部有黄色或橙色的色环。

Waiting for your charity.'She wears a gold ring on every finger,And on the middle one where she wears three,Than'd buy Northumber and family.

来自伦敦，西西~~~听他的东西感觉更象流浪的味道，虽然看起来象个大孩子，但是音乐里有好多不一样的感觉，象什么呢？

A new kind of ferromagnetic collector type fiber-optic current sensor which combines a nubbly magneto-optic material with a ferromagnetic concentrator ring is designed in this paper.

设计了一种应用块状磁光材料与集磁环相结合的集磁式光纤电流传感器。

In this sharp composite from the Hubble Space Telescope, Fomalhaut's surrounding ring of dusty debris is imaged in detail, with overwhelming glare from the star masked by an occulting disk in the camera's coronagraph.

在这张哈勃空间望远镜拍摄的清晰合成照片中，北落师门周围的尘埃碎片组成的光环清晰可见，来自恒星的耀光被相机的日冕仪遮掩园面给遮盖了。

A novel biodegradable copolymer of poly and poly (γ-benzyl-L-glutamate) was successfully synthesized. Under appropriate conditions, the PBLG initiates the ring-opening polymerization of L-lactide to produce block copolymer, by using low toxicity stannous octoate as catalyst. The optimal reaction conditions were determined as follows; the catalytic agent: PBLG=1:1, the temperature is 120℃, the reaction time is 6h.

以L-丙交酯为原料，在催化剂辛酸锡酯Sn2的作用下，利用聚的活性端氨基引发LLA进行开环聚合，合成了聚L-丙交酯与聚的共聚物，对反应条件的各项因素进行了讨论，确定了最佳反应条件是：m：m=1：1；反应温度120℃；反应时间6h。

The star shaped block copolymers were prepared by ring opening polymerization of ε caprolactone in the presence of multiarm PEG using stannous octoate as a catalyst.

以辛酸亚锡为催化剂，通过星型聚乙二醇引发ε己内酯开环聚合，制备了PEG b PCL嵌段共聚物，进一步以丙烯酸酯封端，合成了 3种水溶性大分子单体。

Inside benzene or toluene solvent, in the presence of stannous octoate as catalyst and under the conditions of no water, no oxygen, heating and stirring, MPEG and aliphatic cyclic monomer are ring-opening polymerized to obtain binary block MPEG-aliphatic polyester copolymer.

聚乙二醇单甲醚和脂肪族环酯单体，在苯或甲苯溶剂中，在无水无氧，加热和搅拌的条件下，用辛酸亚锡为催化剂，开环聚合得到聚乙二醇单甲醚-脂肪族聚酯二嵌段共聚物。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。