停药后14d, 蕹菜上毒死蜱的残留量为 0.046mg. kg -1, 符合国际食品法典委员会标准规定.After 14 d, the final residues was 0.046 mg · kg - 1 , agreed with the safety qualitfication of Codex Alimentarius Commission ( CAC ) ....
How can I tell a canoe from a kayak?皮艇和划艇该怎么区分 呢 ?The kayak is propelled by kayakers in a sitting position.皮艇则是由皮艇桨手用坐姿划行的.Run, bike, swim, surf, kayak and more. Got what it takes?跑, 自行车, 游泳, 波浪, 独木舟和更多. 得到了它拿的 吗 ?...
The body may be less resistant if it is cold.天冷时，身体的抵抗力会下降。The durable high-impact plastic case is water resistant to 100 feet.这种结实的高强度塑料盒子在水下100英尺以内是防水的。The majority have a built-in Luddite mentality; they are resistant...
我们最初只是一支由30人组成的散兵游勇的队伍。We started out with a little rag-tag team of 30 people.由大约6名职员组成的骨干队伍将继续该项目。A core of about six staff would continue with the project.莫里斯在1978年创作了由12幅画组成的一组作品。Morris executed a suite of twelve draw...
From Nairobi here's our East Africa correspondent, Colin Blane.以下是来自内罗毕东非记者科林·布兰的报道。...a slum clearance operation in Nairobi...内罗毕拆除贫民窟的行动This is the kind of scene that has made Nairobi Park famous.这是一幅多么美好的画面啊,奈诺比公...
如果你等待，发生的只有变老。If you wait, all that happens is that you get older.不要等待好事降临，你要向幸福进发。Do not wait for good things to happen to you. You need to walk towards happiness.水手们在等待离港的时候四处闲逛。Sailors hung about while they waited to ...