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When chlorotrimethylsilane is added to (2-amino-primidin-5-yl)-methanol derivatives, the methylation would be found. It is a strange reaction which is first reported.
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氨基－5-羟甲基嘧啶衍生物用三甲基氯硅烷在乙氰溶剂中回流会发生醇的甲基化反应，该现象尚属首次发现。 |
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When choose heavy weight rack of position type, the size of salver (material box), the weight of goods position and layers shall be considered to determine proper column, beam, forklift or storage truck, which will affect the storage density.
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在选用重量型货位式货架时，需考虑托盘（或料箱）的尺寸、货位重量以及叠放的的层数，以决定适当的立柱及横梁，叉车或堆垛机的选型将直接影响货物的储存密度。 |
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When choose heavy weight rack of position type, type size of salver (material box), the weight of goods position and layers shall be considered to determine proper column, beam, forklift or storage truck, which will affect the storage density.
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在选用重量型货位式货架时，需考虑托盘（或料箱）的尺寸、货位重量以及叠放的层数，以决定适当的立柱及横梁，叉车或堆垛机的选型将直接影响货物的储存密度。 |
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When choosing a matrix card for use with mixed signals, some compromises may be required.
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在选择一块矩阵开关卡配合混合信号使用时，则可能会需要进行一些折中。 |
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When choosing a site, take account of existing vegetation for windbreaks, shading and views.
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当你选择地点的时候，对现时存在的植被防风墙遮阳和视野等方面进行一下估算。 |
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When choosing pallet racking, the clients have to consider the size, weight and levels of pallets to decide the specification of uprights and beams .
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在选用重型货架时，须考虑托盘盒货物的尺寸、重量以及叠放的层数，以决定适当的支柱及横梁尺寸。 |
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When choosing towels, Americans are—for the most part—hooked on terry cloth.
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挑选浴巾的时候，绝大多数美国人只看得毛巾布。 |
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When circumstances and the human factor impinge upon your ordered plans, adapt; since you cannot change it, work with it.
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当这类情况发生以及其他人的因素与你所制定的规则有冲突的话，适应它；因为你无法改变，也无能为力。 |
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When clay hits the garage floor, it will pick up large dirt particles from the floor, which can in turn scratch your vehicle if you continue using the clay.
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当它接触到车库的地面，它上面会沾很多尘土，如果你还继续用它的话，它会划伤车身。 |
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When cleaning neglected or extremely dirty wheels with extra heavy build-up of brake dust and road grime, instead of relying solely on a chemical cleaner for its cleaning power, boost the power of your wheel cleaner by using either a soft wheel brush or q
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当忽视清洁或车轮特别脏的时候，单纯的依靠含化学成分的清洁剂来清洗，将有助于清洗轮胎或者用软的轮胎刷或质量好的家居用的清洁漆面的刷子。 |
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When cleaning their room, their mother discovered a stack of order forms for them to sell their fake wands and magical candy to kids at school.
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他们的母亲给他们清理房间的时候发现了一沓定货单，都是打算用来向霍格沃兹的孩子们售卖他们的假魔杖和魔法糖果的。 |
