Light grazing or over grazing lead to deteriorative succession of artificial sward.
轻度放牧或过度放牧都可以引起人工草地的退化演替。
Senescence may be defined as the deteriorative events which precede the death of a mature cell.
衰老是成熟细胞死亡之前的败坏过程。
In general, the higher the atmospheric temperature strength of the sodium silicate sand is, the more deteriorative its collapsibility becomes.
水玻璃砂的常温强度越高，其溃散性通常越差。
Therefore, only if there are some data of deteriorative experiment, we can estimate the long-lived devices' half-lives, L0/3-lives, L0/ 4-lives, etc.
只要有一定数量的老化试验数据，就可估计得到长寿命的发光器件的半寿命、L_0/3寿命、L_0/4寿命等。
Thin-layer chromatographic analysis indicated the contents of lecithin and phosphatidyl ethanolamine in deteriorative phosphatide were reduced visibly.
薄层色谱分析表明：变质磷脂中卵磷脂、脑磷脂含量明显减少。
Molten-salt electrolytic preparation of deteriorative agent AlSr alloy by using liquid A1 as cathode is characterized by such advantages as simple process, low cost and high product purity.
采用液态铝阴极熔盐电解法来制取作变质剂用的铝锶合金，具有工艺简单、成本低、产品纯度高的优点。
Molten-salt electrolytic preparation of deteriorative agent AlSr alloy by using liquid A1 as cathode is characterized by such advantages as simple process, low cost and high product purity.
采用液态铝阴极熔盐电解法来制取作变质剂用的铝锶合金，具有工艺简单、成本低、产品纯度高的优点。
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