下列商品需要使用零担发运的是（） 需要冷藏、保温和加温运输的商品。 按整车办理的危险商品。 未装容器的活动物。 体积在1立方米的商品。
John, a junior workflow developer, has approached you for advice on a workflow process that he is defining. He is unclear about the implications of selecting the Runnable checkbox while defining the Process Activity. What advice would you offer?（） Runnable allows the workflow engine to compile the process.。 Runnable allows the process to be included as a stand-alone subprocess.。 Runnable allows the workflow engine to check its status during process execution.。 Runnable allows the workflow engine to define this as a top-level process and initiate it。
电池在放电过程中，将（）转化为电能，供电器使用。 化学能。 太阳能。 核能。 机械能。
男性患者，经鼻胃管进行肠内营养支持，护士的护理措施中正确的是（） 若胃内容物残留量为200ml，可继续输注营养液。 输注营养液时应取头部抬高30。的半卧位。 若输注过程中患者突然出现呛咳、呼吸急促或咳出类似营养液的痰，应减慢输注速度。 营养液浓度一般由25％开始逐渐增至50%。 营养液量逐渐增加，3d内达到全量。
The CUSTOMERS table has these columns: Which statement finds the rows in the CUSTOMERS table that do not have a postal code?（） SELECT customer_id, customer_name FROM customers WHERE postal_code CONTAINS NULL;。 SELECT customer_id, customer_name FROM customers WHERE postal_code = '________';。 SELECT customer_id, customer_name FROM customers WHERE postal_code IS NULL;。 SELECT customer_id, customer_name FROM customers WHERE postal code IS NVL;。 SELECT customer_id, customer_name FROM customers WHERE postal_code = NULL。
某钢筋混凝土悬臂粱的跨度为2m，当设计无具体要求时，混凝土强度满足（）时方可拆除底模。
