The target compound was synthesized from N-benzyl protected aminoacetophenone through hydrogenation,benzoylation and reduction.

以氮-苄基保护胺基酮原料，经氢化，苯甲酰化，还原三步合成双苯甲酰沙丁胺醇酯。

Dikes protected the lowland from incursions of the sea.

堤防保护低地免于入。

It's disbennifit to become protected film if change the velocity of flow frequently.

频繁改变的速不利于在冷却器材料表面形成保护膜，而保护膜对于防腐蚀是至关重要的。

The grating protected a window in the men’s room.

格栅护着男厕所的一扇窗子。

Our infantry was protected by a curtain of artillery fire.

我们的步兵在炮兵火力掩护之下。

The First Amendment has a penumbra where privacy is protected from governmental intrusion.

第一修正案在个人隐私不政府侵犯方面较模糊。

The varnish protected the table from being damaged.

光泽面保护桌子不损坏。

A heavy stockade around the cabin protected the pioneer from attack.

小屋周围的厚厚的栅栏保护拓荒者免攻击。

Delicate plants must be protected from cold wind and frost.

娇弱的植物必须妥保护以避免风霜的侵袭。

The country’s car industry is so strongly protected that foreign cars are rarely seen there.

该国对本国的汽车工业严加保护,外国汽车见。

The country's car industry is so strongly protected.

该国对本国的汽车工业严加保护。

The tsar protected his personal prerogatives.

沙皇维护了自己的私人特权。

We protected him against his enemy.

我们保护他使他不敌人侵犯。

OBJECTIVE To synthesize the presumable bone-targeting nonsteroidal anti-inflammatory agents.METHODS L-Asp6 was prepared by aspartic acid which was protected.

目的合成可能具有骨靶向性的非甾体抗炎药。

METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.

方法将厚朴酚两羟基用缩酮保护,再用正己烷重结晶分离纯化。

It should be protected as natural history relic and make the most of its values on geognosy and sightseeing resource.

应将其作自然历史遗迹及时加以保护，并在保护的基础上充分发挥其地学旅游资源价值。

When any anteromedial approach is made, including one for meniscectomy, the infrapatellar branch of the saphenous nerve should be protected (Fig. 1-39).

采用前内侧路行膝关节手术(包括半月板切除术)时，应该注意保护隐神经的髌下支(图1-39)。

Article 4Pipeline installations are significant infrastructures and shall be protected by laws.No unit or individual may disseise, destroy, steal or loot any pipeline installations.

第四条 管道设施是重要的基础设施，法律保护，任何单位和个人不得侵占、破坏、盗窃、哄抢。