求翻译：钢筋撑脚（马凳铁）每隔1m放置一个。其直径选用：当板厚H50cm时钢筋为Φ16mm。是什么意思？

Steel shoring (Iron Horse) placed at intervals of 1m a. Its diameter is selected: When the thickness H <30cm when the steel is Φ10mm; when the thickness H = 30-50 cm when the steel is Φ14mm; when the thickness H> 50cm when the steel is Φ16mm.

The reinforcing bar supports the feet(MA3 DENG4 TIE3) to separate the 1 m to place an each time.Its diameter chooses to use: be the thick H of the plank<30 cm hour reinforcing bar for the Φ 10 mms;be the thick H of the plank=30-50 cm hour reinforcing bar for the Φ 14 mms;be the thick H of the pla

Each the steel bar braces (Ma Dengtie) 1m to lay aside one.Its diameter selects: When thickness of slab H<30cm the steel bar is φ10mm; When thickness of slab H=30-50 cm the steel bar is φ14mm; When thickness of slab H>50cm the steel bar is φ16mm.

Reinforced leg (horse iron stool) every 1M place a. Diameter selection: when the thickness H<30cm reinforcement for phi 10mm; when the thickness H=30-50 cm steel bar for phi 14mm; when the thickness H>50cm reinforcement for 16mm.

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