先画一条长35毫米的线段,再画一条比它长2厘米的线段。
某民营化工企业主要产品为日光油漆。其生产车间和库房中的主要原料和辅料有甲苯、二甲苯、甲基丙烯酸甲酯、丙烯酸丁酯、苯乙烯等。生产车间与库房的耐火等级均为二级,二者间距为10m,原料和产品用机动车运输。另有冬季取暖的燃煤锅炉一台,锅炉房邻近库房一侧,与库房间距为4m,其耐火等级为三级。企业原有从业人员11人,今年初招聘从业人员甲;现有从业人员12人。企业未设安全生产管理机构和专职安全生产管理人员,由技术员兼职安全生产管理人员。
根据该企业安全生产状况,下列说法正确的有( )。
A.该企业从业人员人数小于300人,所以可不设安全生产管理机构和专职安全生产管理人员
B.该企业属于危险化学品生产企业
C.该企业已满足了取得安全生产许可证应具备的条件
D.该企业的生产车间存在火灾、爆炸的危险性
E.该企业安全生产许可证应由县级人民政府颁发
Rapid application development (RAD) systems purport to lighten the developer’s (46) by making it easy to program an application with simple intuitive steps. RAD tools (47) the developer everything needed to construct a fully functional application quickly and easily. They make short work of modifying the developed product to (48) changes after the program is finished. Applications developed with RAD tools are constructed as they are envisioned. As an application’s real usefulness (49) , the developer armed with RAD tools should be able to (50) on new features with little fuss.
A. burden B. troubleC. task D. weight