Polycrystalline tungsten is an intrinsically brittle and hard material (under standard conditions, when uncombined), making it difficult to work.
Polycrystalline tungsten ເປັນອຸປະກອນ intrinsically brittle ແລະຍາກ (ພາຍໃຕ້ເງື່ອນໄຂມາດຕະຖານ, ໃນເວລາທີ່ uncombined), ເຮັດໃຫ້ມັນຍາກທີ່ຈະເຮັດວຽກ.