In the method, other carbon sources are not introduced; thus, the structure and function of other thalli can be kept stably, operation is convenient, and thus quick start can be realized.
本发明提供的方法没有引入其他碳源，可以稳定地保持混合菌群的结构和功能，并且操作方便，可以快速启动。
The utility model has the advantages of simple structure, small size, light weight, convenient carrying, simple operation and high efficiency, and the operation of the utility model is safe and quick.
本新型的优点是结构简单、体积小、重量轻、携带方便、操作简单、安全可靠、快速高效。
When the tester is used, the counter weight can be just sheathed with a small ring of a pull handle of the tester again, and the operation is simple, convenient and quick.
在要使用测定器时，重锤可套回测定器的拉手小环 即可，操作简单方便快捷。
The system enjoys the characteristics of quick test, high accurancy, simple structure, low cost, convenient operation and maintenance, etc.
该系统具有检测速度快、精度高、结构简单、成本低、使用维修方便等特点。
The utility model discloses a flare can cover which enables coal oil feeding to the bottle without opening the bottle lid. The operation is convenient, quick and clean.
本实用新型公开了一种火把罐盖，它不须拧开盖身、瓶盖就能方便、快捷、干净地向瓶内添加燃料煤油。
Using tree nodes display, intuitive and convenient, quick operation, coastal economic development zone will increase the strength and efficiency of urban management.
采用树形节点显示，直观方便，操作快捷，将提高滨海经济开发区城市管理力度和工作效率。
Electric control box with four buttons a unique user-friendly design of one-touch operation, convenient and quick.
电控箱采用四位按钮独特的人性化设计单键操作，方便快捷。
The invention has simple structure, quick and convenient application and reduced pain in operation for patients.
本发明具有简化临床 器械、减小患者痛楚、临床使用快捷方便的特点。
The structure of the device is simple, the reliability is good, operation and maintenance is convenient, and it can be used in quick separation switch and general separation switch in GIS.
该装置结构简单，可靠性好，操作维护方便，能同时适用于GIS中 的快速隔离开关与普通隔离开关。
Convenient operation, simple and quick tool changer installation, wide flat knife structure suitable for crushing large volume of thin, thin material products.
操作方便，换刀安刀简便快捷，平型刀宽大的结构适合破碎大体积薄壁，薄料的产品。
When the pole terminal is used by matching with a magnetoelectric leak stopper, the pole terminal is installed by a guide pole knob structure, and the operation is convenient and quick.
极靴配合磁电式堵漏器使用时，用导柱旋钮结构进行安装，方便快捷。
The utility model relates to a quick-acting knife grinder. The utility model has the advantages of simple structure and convenient operation. Common people can easily learn to use the utility model.
本实用新型是一种快速磨刀器，它结构简单，使用方便，一般人均可很容易的学会使用。
The utility model relates to a quick-acting knife grinder. The utility model has the advantages of simple structure and convenient operation. Common people can easily learn to use the utility model.
本实用新型是一种快速磨刀器，它结构简单，使用方便，一般人均可很容易的学会使用。
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