The NHC is an efficient modifier to make HTPB propellant obtain a high burning-rate of 80~ 100? mm/ s ( 9.8? MPa).

1、

This thesis mainly focused on the synthesis and asymmetric application of N-Ar axially chiral N-heterocyclic carbene ( NHC)-oxazoline ligands.

论文主要研究了氮芳基轴手性氮杂环卡宾恶唑啉配体的合成及其在不对称催化反应中的应用。

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2、

China has been making progress in terms of prevention and control of AIDS, said Wang Bin, an NHC official in charge of disease prevention, during the press conference.

在这场新闻发布会上，国家卫生健康委员会负责疾病预防的官员王斌称，中国已经在预防和控制艾滋病方面取得了进展。

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3、

The NHC has vowed to continue strengthening the country's nucleic acid testing capacity and intensifying health checks for people from overseas.

国家卫健委已承诺继续加强国家的核酸检测能力，并加强对海外人员的健康检查。

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4、

NHC spokesperson Mi Feng says some of the experts have just finished providing medical assistance in Hubei Province.

国家卫健委发言人米峰表示，其中一些专家刚刚完成援鄂任务。

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5、

NHC Silicon Stabilization Method and Its Application

NHC硅化法及其应用

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6、

Study to the transfer of Digital television based on the NHC network

基于HFC网络的数字电视传输研究

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7、

The traffic regulations call for that all vehicles should keep to the right.

交通规则规定车辆一律靠右行驶.

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8、

Keep to the right side of the escalator to let's others pass.

在手扶梯上请靠右让其他人通行.

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9、

On the streets, everyone must keep to the right.

在街上, 人人必须靠右行走.

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10、

He who has such a thought about traveling might be a reserved, keep-to-oneself person.

也许有人会说,如果遇到情趣相同、爱好一致的人,还是结伴而行的好.

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11、

DB2 LUW load does not enforce relational integrity ( RI) for the data affected.

DB2LUW LOAD实用程序不对受影响的数据强制实施关联完整性（RI）。

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12、

In DB2 LUW, you can perform monitoring through an Event Monitor and Snapshot Monitor.

在DB2LUW中，您可以通过一个事件监视器和快照监视器执行监控。

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13、

This technique works fine if you have a single database maintenance activity within the logical unit of work ( LUW).

如果在逻辑工作单元（LUW）中维护一个数据库活动，那么这一技巧将非常有用。

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14、

Unlike in DB2 LUW, you can not place more than one index on an index space.

与DB2LUW中不同，您不能在一个索引空间上放置多个索引。

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15、

RIGHT ( no string units) P Y Y LUW does not support graphic types.

RIGHT（没有字符串单元）P Y Y LUW不支持图形类型。

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16、

In DB2 LUW, you have the following two methods to define DB2 storage.

在DB2LUW中，您有以下两种定义DB2存储的方法。

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17、

This is all well and good for a single database maintenance action in the LUW.

在LUW中，这是一个不错的单个数据库维护操作。

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18、

In the game of life, money is the most effective way to keep score.

在生活的游戏中, 金钱是得分的最有效手段.

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19、

This chart is how you will track your progress and " keep score. "

这张表是你进步及 “ 保留得分 ” 的轨迹.

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20、

This mystery can be understood when we realize how men and women keep score differently.

如果我们知道男女不同的记分法,这个谜就解开了.

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