Long an has another 43 industrial complexes that use around 7000 hectares. Only a few of them run effectively.

隆安另有43个大工业中心，占地约7000公顷，其中仅有少数运作良好。

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IV-grade indicates the water is only suitable for industrial use and other amusement purposes that do not involve the liquid coming into contact with skin.

IV地表水主要适用于工业用水及人体非直接接触的娱乐用水区。

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Only the framework made of lengthening jointed pine wood and the spruce shutters, both covered in an industrial glaze, constitute a controlled and limited use of wood on the external facade.

只有加长接合松木构成的框架和云杉百叶窗被覆以工业釉，整体的外立面控制和限制木材的使用。

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Of 700 acres zoned for commercial and industrial use, only one substantial site (20 acres) is unbuilt.

FORBES: Magazine Article