【判断题】蔬菜定植时多采取熏蒸法,将农药混入定植穴内对土壤进行消毒。
【单选题】膨胀阀脏堵、坏堵(比如干温包泄漏,使膨胀阀打不开,制冷剂不循环)或高压管路脏堵会使系统压力( )。
【单选题】一家拥有 500 间客房的饭店属于( )。
【单选题】According to those who argue against economic growth, which of the following is NOT one of those limits that society faces?
A.
The limitation of natural resources.
B.
The destruction of natural environment.
C.
The increase of the world's population.
D.
The decrease of the quality of fife.
【单选题】下列关于生物膜透性的叙述,正确的是
C.
有些小分子物质(如乙酰胆碱)也可能以胞吐方式运出细胞
D.
细胞外高浓度的过氧化氢酶可以自由扩散进入细胞
【单选题】on 9 December, James Joyce experienced one of those coincidences which affected him ______ at the time and which later became material for his books.
【单选题】证见骨蒸潮热,盗汗遗精,咳嗽咯血,心烦易怒,足膝疼热,舌红少苔,尺脉数而有力。方剂易选用