主页
学科
搜索
账户
常见问题
当前学科:食品机械与设备
题目:
单选
利乐杀菌机中,()是背压阀。
A . v78
B . v20
C . v44
D . v26
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
当一伸肌被过度牵拉时,张力会突然降低,其原因是()
审计人员检查应付职工薪酬总体合理性,可以运用的分析程序有()。
下面不属于小学生心理特点的一项是()
疾病过程中体液因子的作用方式有()。
口腔疾病健康调查中常用的检查器械为()
Write a letter on extension of the payment date for the buyer after reading the following letter. 买方迟付货款,卖方催款 Dear Sirs, The goods under your Order No.10081 was sent to you on June 1, and the relevant invoice was also airmailed to you on June 2, while the payment was due on July 2.We have to remind you that the payment for your order has due more than one month form the date of the invoice. Please fax us (Please advise us by fax) upon remittance.
合成增塑剂的主要品种。
Translate the following letters into English.
代偿性呼吸性酸中毒().
并殖吸虫病应与哪些疾病鉴别()