针状铸铁

【机】 acicular cast iron

针的英语翻译：

acupuncture; injection; needle; pin; pricker; stitch
【医】 acu-; needle; Pin; spicula; spicule; spiculum

状的英语翻译：

account; certificate; condition; shape; state; written complaint
【医】 appearance

铸铁的英语翻译：

cast iron; wrought iron
【化】 cast iron; ingot iron