Mark screw-on points on the front apron using a scriber.

Remove sealing ring with sharp tool, such as a scriber.

用锐利工具（如划线器）拆卸密封圈。

There are two classifications of time adverbs based on actions and perfective or imperfective situations in sentences.

是以句中动作、状态的完成或未完成为中心将时间副词分为了两大类，接着再将表示动作的完成和未完成的时间副词进行各自的小分类。

The research reflects that the reasons of under-pricing are imperfective security market and the poor management and ownership structure of banking industry.

研究认为，抑价产生的原因在于我国证券市场尚不完善，银行的管理及股权结构欠佳等。

The core viewpoint aspect refers to those with higher grammaticalization level, including perfective and imperfective.

核心视点体是指语法化程度相对较高的视点体。包括完整体和未完整体两类。

Perfective verbs can be used in imperfective way, and vice versa.

完成动词可以转换为非完成动词，反之亦然。

Aspect is classified into two kinds of perfective and imperfective in aspectual systems.

体分为完成体和非完成体两种。

The harmful creditor's rights may emerge when environmental protection funds were invested because of the imperfective system.

环境保护基金在投资中由于体制等方面的原因会产生不良债权。

Recognition is finished. the mechanism of imperfective progressive in cognitive psychology

非完成动词进行体语义的认知机理

Studies on ecology and MORPHOPHYSIOLOGY of Rana PLANCYI PLANCYI in hibernation

金线蛙冬眠期的生态及形态生理研究

Effect of Water-Retaining Agent on Morphophysiology of Autumn-planted Sugarcane

土壤保水剂对秋植蔗形态生理效应的研究

Type genus of the Amaryllidaceae; bulbous flowering plants of southern Africa.

石蒜科植物的一个科的模式属；球根状南非开花植物。

A Primary Comparative Study on Leaf Epidermis of 6 Species in 6 Genera of Family Amaryllidaceae

石蒜科6属6种植物叶表皮的初步比较研究

Separation of Galanthamine from Amaryllidaceae Family and the Application in Medicine

石蒜属植物中加兰他敏的分离提取及其应用

Study on Physiological Characteristics in Cold Resistance of Several Amaryllidaceae Plants

石蒜科植物的抗寒生理特性研究

Reorganize the page order in a multi- page- scanned document or fax as easily as rearranging papers in a folder .

调整多页扫描文档或传真中的页面顺序如同排列公文夹中的纸张一样简单。

Millison enters. William assumes a business air, picks up two folders, and makes for the door.

梅里逊进场，威廉装出一本正经的样子，拿起两个公文夹，向门口走去。

A Novel Bimetallic Catalyst Consisting Two Carriers for Dehalogenation of Aromatic Halides in Aqueous System New Advance in Study of Hydrolytic Dehalogenation Catalyzed by Haloalkane Dehalogenase

双负载双金属催化剂催化芳香卤化物水相脱卤的研究烷基卤脱卤酶作用机制的研究新进展

Hydrolytic dehalogenation catalyzed by haloalkane dehalogenase is important to chemosynthesis and has quite potential use in environmental pollution.

烷基卤脱卤酶的催化脱卤反应具有重要的合成价值和治理环境污染方面的巨大潜力。

Due to the fine dispersity, high heat capacity, and ease of evaporation, water mists have got widely used and concerned about as the substitute of the haloalkane extinguishing agent.

细水雾具有良好的液滴分散性、高热容、易蒸发等特性，因此作为卤代烷烃灭火剂的替代物，细水雾灭火技术己得到了广泛的研究与应用。

Discussion on the calculation of spouting time of haloalkane 1211

卤代烷1211喷射历时求解方法探讨