用PVC保护带将配管和连接电线扎成一束，将排水管与配管和连接电线分开。
Wrap the tubing and connecting wire into a bundle with PVC protection tape to separate the tubing and connecting wire from drainage pipe.
变性是必要的，以便将这种肉类产品与那些经过制配和获准用于人类消费的产品明确区分开来。
Denaturing is required to clearly distinguish such meat products from those prepared and approved for human consumption.
分开的卤化物从第二个水分子得到一个质子，同时产生的羟基配合体与乙烯反应，留在了金属的配位区内。
The departing halide extracts a proton from the second water and the generated hydroxyl ligand reacts with the ethylene, while remaining in the coordination sphere of the metal.
分开的卤化物从第二个水分子得到一个质子，同时产生的羟基配合体与乙烯反应，留在了金属的配位区内。
The departing halide extracts a proton from the second water and the generated hydroxyl ligand reacts with the ethylene, while remaining in the coordination sphere of the metal.
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