high density cement的用法和樣例：
例句
- Tungsten alloys are materials with a high tungsten content and low amounts of NiFe or NiCu.
鎢基高比重合金是鎢中加入少量的鎳鐵或鎳銅燒結而成。 - The funds of bank credit loan account for high proportion in road construction, therefore facing larger risk of returning loan.
摘要銀行信貸資金在公路建設中佔有較高比重，因而面臨較大的還貸風險。
