例句與造句

1. Portable stored - pressure powder series extinguishers are effective extinguishing appliances , in which extinguishing gaent sodium bicarbonate and ammonium phosphate powder together with the driveng gas - nitrogen are filled in a full - sealed container . during application , nitrogen drives to jetting powder for extinguishing , which is fast and effective in extinguishing , light in weight , convenient and simple in operation , safe and reliable
   手提式干粉系列滅火器是一種輕便高效的滅火器材,它使用磷酸銨鹽和碳酸氫鈉干粉滅火劑和驅(qū)動氣體氮?dú)庖黄鸸嘌b在全封閉的容器內(nèi),滅火時由氮?dú)怛?qū)動干粉滅火劑噴射滅火,具有滅火速度快、重量輕、效率高、使用方便、靈活、安全、可靠等特點(diǎn)。
2. It's difficult to find stored-pressure in a sentence. 用stored-pressure造句挺難的