主页
学科
搜索
账户
常见问题
当前学科：乙烯压缩理论知识
题目：
判断题
油动机的作用是对外输出压力信号，通过杠杆控制汽轮机的调节阀。
A . 正确
B . 错误
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:
猫眼效应、星彩效应体现了珠宝玉石（）方面的特色。
不属于复苏失败和MODS的是（）。复苏失败是指（）。
读我国某区域等高线地形图（虚线表示拟建的公路线），回答下列问题。 若在甲、乙两城镇之间修建一条公路，按图中A线和B线两个方案，请简要比较它们各有哪些有利和不利条件。
将高级程序设计语言源程序翻译成计算机可执行代码的软件称为（）。
皮肤接触毒物后，哪些处理方法不正确？（）
McDonald's, Greggs, KFC and Subway are today named as the most littered brands in England as Keep Britain Tidy called on fast-food companies to do more to tackle customers who drop their wrappers and drinkscartons(盒子) in the streets. Phil Barton, chief executive of Keep Britain Tidy,(62)its new Dirty Pig campaign, said it was the first time it had investigated which(63)made up "littered England" and the same names appeared again and again. "We(64)litterers for dropping this fast food litter(65)the first place but also believe the results havepertinent(相关的) messages for the fast food(66). McDonald's, Greggs, KFC and Subway need to do more to(67)littering by their customers." He recognised efforts made by McDonald's,(68)placing litter bins and increasing litter patrols, but its litter remained "all too prevalent". All fast food chains should reduce(69)packaging, he added. Companies could also reduce prices(70)those who stayed to eat food on their premises, offer money-offvouchers(代金券) or other(71)for those who returned packaging and put more bins at(72)points in local streets, not just outside their premises. A(73)for McDonald's said: "We do our best. Obviously we ask all our customers to dispose of litter responsibly." Trials of more extensive, all-day litter patrols were(74)in Manchester and Birmingham. KFC said it took its(75)for litter management "very seriously", and would introduce a programme to reduce packaging(76)many products. Subway said that it worked hard to(77)the impact of litter on communities,(78)it was "still down to the(79)customer to dispose of their litter responsibly". Greggs said it recognised the " continuing challenge for us all ",(80)having already taken measures to help(81)the issue.
水疗法有哪些治疗作用（）
无限大功率电源的内部电抗为（）。
一个博弈的基本结构包括三个要素：博弈者、战略空间和支付矩阵。()
下列药物中，哪一味药除不能够治疗气虚欲脱证外，是人参的最佳代用品（）