Calcium cyanamide is poisonous and irritating to the skin.氰氨化钙是毒性物质,对皮肤有刺激性.A new process, urea - calcium cyanamide method, for producing thiourea from urea and hydrogen sulfide is proposed.利用尿素和硫化氢等原料制备硫脲, 提出了尿素 - 氰氨化钙法...
当头戴式耳机配置已经连接时向拨号盘添加蓝牙图标.Add Bluetooth icon to dial screen while head set profile is connected.带拨号盘的电话现在不常见了.Telephones with dials are not commonly seen nowadays.它包括一系列啮合的拨号盘.It contained a sequence of engaging dials....
她有时真是个悍妇。She can be quite a tartar.你这个愚蠢的小悍妇！You stupid little bitch!悍妇的一种流行变体是 丈母娘.A popular variant of the dominant female is the mother - in - law ....